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废(Fei)钢(Gang)与(Yu)金(Jin)属(Shu)制(Zhi)品(Pin)放(Fang)射(She)性(Xing)监(Jian)测(Ce)...
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含(Han)密(Mi)封(Feng)放(Fang)射(She)源(Yuan)仪(Yi)器(Qi)仪(Yi)表(Biao)及(Ji)射(She)...
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影(Ying)像(Xiang)科(Ke)与(Yu)放(Fang)射(She)诊(Zhen)断(Duan)治(Zhi)疗(Liao)解(Jie)决(Jue)方(Fang)案(An)
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建(Jian)筑(Zhu)与(Yu)建(Jian)筑(Zhu)材(Cai)料(Liao)放(Fang)射(She)性(Xing)监(Jian)测(Ce)...
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矿(Kuang)产(Chan)品(Pin)伴(Ban)生(Sheng)放(Fang)射(She)性(Xing)监(Jian)测(Ce)解(Jie)决(Jue)方(Fang)案(An)
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口(Kou)岸(An)、(?)码(Ma)头(Tou)放(Fang)射(She)性(Xing)监(Jian)测(Ce)解(Jie)决(Jue)方(Fang)案(An)
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放(Fang)射(She)性(Xing)药(Yao)品(Pin)药(Yao)房(Fang)监(Jian)测(Ce)解(Jie)决(Jue)方(Fang)案(An)
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其(Qi)他(Ta)解(Jie)决(Jue)方(Fang)案(An)
生(Sheng)产(Chan)厂(Chang)商(Shang):(?)上(Shang)海(Hai)仁(Ren)机(Ji)仪(Yi)器(Qi)仪(Yi)表(Biao)有(You)限(Xian)公(Gong)司(Si)
发(Fa)货(Huo)仓(Cang)库(Ku):(?)上(Shang)海(Hai)仓(Cang)/成(Cheng)都(Du)仓(Cang)
货(Huo) 期(Qi):(?) 现(Xian)货(Huo)
产(Chan)品(Pin)简(Jian)介(Jie):(?)概(Gai)述(Shu)低(Di)本(Ben)底(Di)α、(?)β测(Ce)量(Liang)仪(Yi)主(Zhu)要(Yao)用(Yong)于(Yu)环(Huan)境(Jing)样(Yang)品(Pin)、(?)辐(Fu)射(She)防(Fang)护(Hu)、(?)医(Yi)药(Yao)卫(Wei)生(Sheng)、(?)农(Nong)业(Ye)科(Ke)学(Xue)、(?)进(Jin)出(Chu)口(Kou)商(Shang)品(Pin)检(Jian)验(Yan)、(?)地(Di)质(Zhi)勘(Kan)探(Tan)、(?)核(He)电(Dian)站(Zhan)等(Deng)领(Ling)域(Yu)中(Zhong)水(Shui)、(?)生(Sheng)物(Wu)样(Yang)



低(Di)本(Ben)底(Di)α、(?)β测(Ce)量(Liang)仪(Yi)主(Zhu)要(Yao)用(Yong)于(Yu)环(Huan)境(Jing)样(Yang)品(Pin)、(?)辐(Fu)射(She)防(Fang)护(Hu)、(?)医(Yi)药(Yao)卫(Wei)生(Sheng)、(?)农(Nong)业(Ye)科(Ke)学(Xue)、(?)进(Jin)出(Chu)口(Kou)商(Shang)品(Pin)检(Jian)验(Yan)、(?)地(Di)质(Zhi)勘(Kan)探(Tan)、(?)核(He)电(Dian)站(Zhan)等(Deng)领(Ling)域(Yu)中(Zhong)水(Shui)、(?)生(Sheng)物(Wu)样(Yang)品(Pin)、(?)气(Qi)溶(Rong)胶(Jiao)、(?)食(Shi)品(Pin)、(?)医(Yi)药(Yao)、(?)土(Tu)壤(Rang)、(?)岩(Yan)石(Shi)等(Deng)介(Jie)质(Zhi)中(Zhong)总(Zong)α总(Zong)β的(De)测(Ce)量(Liang)。(?)
主(Zhu)探(Tan)测(Ce)器(Qi)采(Cai)用(Yong)硫(Liu)化(Hua)锌(Xin)加(Jia)对(Dui)联(Lian)三(San)苯(Ben)双(Shuang)闪(Shan)烁(Shuo)晶(Jing)体(Ti),(?)经(Jing)久(Jiu)耐(Nai)用(Yong),(?)表(Biao)面(Mian)轻(Qing)微(Wei)污(Wu)染(Ran)后(Hou)可(Ke)进(Jin)行(Xing)擦(Ca)洗(Xi),(?)正(Zheng)常(Chang)工(Gong)作(Zuo)不(Bu)需(Xu)要(Yao)任(Ren)何(He)介(Jie)质(Zhi)气(Qi)体(Ti)。(?)探(Tan)测(Ce)器(Qi)尺(Chi)寸(Cun)为(Wei)φ45mm、(?)φ30mm、(?)φ52mm或(Huo)根(Gen)据(Ju)用(Yong)户(Hu)要(Yao)求(Qiu)定(Ding)制(Zhi);(?)采(Cai)用(Yong)大(Da)面(Mian)积(Ji)平(Ping)行(Xing)板(Ban)塑(Su)料(Liao)闪(Shan)烁(Shuo)体(Ti)作(Zuo)为(Wei)反(Fan)符(Fu)合(He)探(Tan)测(Ce)器(Qi),(?)反(Fan)符(Fu)合(He)效(Xiao)率(Lu)大(Da)于(Yu)99%,(?)可(Ke)有(You)效(Xiao)降(Jiang)低(Di)系(Xi)统(Tong)本(Ben)底(Di);(?)可(Ke)同(Tong)时(Shi)测(Ce)量(Liang)四(Si)个(Ge)样(Yang)品(Pin),(?)分(Fen)别(Bie)给(Gei)出(Chu)四(Si)个(Ge)被(Bei)测(Ce)样(Yang)品(Pin)中(Zhong)的(De)总(Zong)α、(?)总(Zong)β活(Huo)度(Du)浓(Nong)度(Du)。(?)
型(Xing)号(Hao) |
注(Zhu)释(Shi) |
---|---|
RJ41-1 |
一(Yi)路(Lu) 有(You)反(Fan)符(Fu)合(He) 脉(Mai)冲(Chong)幅(Fu)度(Du)甄(Zhen)别(Bie) |
RJ41-2 |
二(?)路(Lu) 有(You)反(Fan)符(Fu)合(He) 双(Shuang)甄(Zhen)别(Bie)方(Fang)法(Fa) |
RJ41-4 |
四(Si)路(Lu) 有(You)反(Fan)符(Fu)合(He) 双(Shuang)甄(Zhen)别(Bie)方(Fang)法(Fa) |
RJ41-6 |
六(Liu)路(Lu) 有(You)反(Fan)符(Fu)合(He) 双(Shuang)甄(Zhen)别(Bie)方(Fang)法(Fa) |
RJ41-8 |
八(Ba)路(Lu) 有(You)反(Fan)符(Fu)合(He) 双(Shuang)甄(Zhen)别(Bie)方(Fang)法(Fa) |
1. 先(Xian)进(Jin)的(De)数(Shu)据(Ju)处(Chu)理(Li)单(Dan)元(Yuan)
2. 优(You)化(Hua)的(De)二(?)维(Wei)波(Bo)形(Xing)甄(Zhen)别(Bie)算(Suan)法(Fa)
3. 全(Quan)球(Qiu)优(You)质(Zhi)的(De)主(Zhu)探(Tan)测(Ce)和(He)反(Fan)符(Fu)合(He)探(Tan)测(Ce)组(Zu)件(Jian)
4. 真(Zhen)材(Cai)实(Shi)料(Liao)的(De)铅(Qian)屏(Ping)蔽(Bi)体(Ti)组(Zu)件(Jian)
5. 丝(Si)丝(Si)入(Ru)扣(Kou)的(De)样(Yang)品(Pin)盘(Pan)定(Ding)位(Wei)装(Zhuang)置(Zhi)
6. 量(Liang)身(Shen)定(Ding)制(Zhi)的(De)工(Gong)控(Kong)计(Ji)算(Suan)机(Ji)平(Ping)台(Tai)
7. 此(Ci)外(Wai),(?)我(Wo)们(Men)提(Ti)供(Gong):(?)简(Jian)洁(Jie)明(Ming)了(Liao)的(De)人(Ren)机(Ji)对(Dui)话(Hua)界(Jie)面(Mian)和(He)符(Fu)合(He)人(Ren)体(Ti)工(Gong)程(Cheng)学(Xue)的(De)机(Ji)身(Shen)设(She)计(Ji)
- 先(Xian)进(Jin)的(De)数(Shu)据(Ju)处(Chu)理(Li)单(Dan)元(Yuan)
解(Jie)析(Xi):(?)数(Shu)据(Ju)处(Chu)理(Li)单(Dan)元(Yuan),(?)仁(Ren)机(Ji)采(Cai)用(Yong)先(Xian)进(Jin)的(De)FPGA(现(Xian)场(Chang)可(Ke)编(Bian)程(Cheng)门(Men)阵(Zhen)列(Lie)),相(Xiang)比(Bi)传(Chuan)统(Tong)的(De)模(Mo)拟(Ni)门(Men)电(Dian)路(Lu),(?)FPGA具(Ju)有(You)抗(Kang)干(Gan)扰(Rao)能(Neng)力(Li)强(Qiang),(?)计(Ji)数(Shu)效(Xiao)率(Lu)高(Gao),(?)长(Chang)期(Qi)工(Gong)作(Zuo)稳(Wen)定(Ding)性(Xing)强(Qiang)等(Deng)优(You)点(Dian)。(?)
- 优(You)化(Hua)的(De)二(?)维(Wei)波(Bo)形(Xing)甄(Zhen)别(Bie)算(Suan)法(Fa)
解(Jie)析(Xi):(?)定(Ding)制(Zhi)的(De)FPGA具(Ju)有(You)强(Qiang)大(Da)的(De)计(Ji)算(Suan)能(Neng)力(Li),(?)能(Neng)对(Dui)脉(Mai)冲(Chong)采(Cai)样(Yang)进(Jin)行(Xing)二(?)维(Wei)波(Bo)形(Xing)甄(Zhen)别(Bie),(?)即(Ji)对(Dui)脉(Mai)宽(Kuan)和(He)脉(Mai)幅(Fu)同(Tong)时(Shi)进(Jin)行(Xing)校(Xiao)验(Yan)甄(Zhen)别(Bie),(?)降(Jiang)低(Di)αβ串(Chuan)道(Dao)比(Bi)。(?)
- 全(Quan)球(Qiu)优(You)质(Zhi)的(De)主(Zhu)探(Tan)测(Ce)和(He)反(Fan)符(Fu)合(He)探(Tan)测(Ce)组(Zu)件(Jian)
解(Jie)析(Xi):(?)主(Zhu)探(Tan)测(Ce)器(Qi)采(Cai)用(Yong)全(Quan)进(Jin)口(Kou)纳(Na)米(Mi)分(Fen)子(Zi)排(Pai)列(Lie)工(Gong)艺(Yi)的(De)双(Shuang)闪(Shan)探(Tan)测(Ce)器(Qi)((?)硫(Liu)化(Hua)锌(Xin)含(Han)银(Yin)+对(Dui)联(Lian)三(San)苯(Ben))(?),(?)具(Ju)有(You)耐(Nai)擦(Ca)洗(Xi),(?)不(Bu)易(Yi)损(Sun)坏(Huai),(?)效(Xiao)率(Lu)稳(Wen)定(Ding)度(Du)高(Gao)等(Deng)优(You)点(Dian)。(?)反(Fan)符(Fu)合(He)探(Tan)测(Ce)器(Qi)采(Cai)用(Yong)进(Jin)口(Kou)美(Mei)国(Guo)大(Da)体(Ti)积(Ji)EJ塑(Su)料(Liao)闪(Shan)烁(Shuo)体(Ti),(?)具(Ju)有(You)99%以(Yi)上(Shang)的(De)γ反(Fan)符(Fu)合(He)效(Xiao)率(Lu)。(?)
- 真(Zhen)材(Cai)实(Shi)料(Liao)的(De)铅(Qian)屏(Ping)蔽(Bi)体(Ti)组(Zu)件(Jian)
解(Jie)析(Xi):(?)铅(Qian)屏(Ping)蔽(Bi)绝(Jue)不(Bu)偷(Tou)工(Gong)减(Jian)料(Liao),(?)上(Shang)中(Zhong)下(Xia)三(San)个(Ge)铅(Qian)室(Shi)均(Jun)采(Cai)用(Yong)100mm厚(Hou)老(Lao)铅(Qian)铸(Zhu)就(Jiu),(?)保(Bao)障(Zhang)仪(Yi)器(Qi)接(Jie)近(Jin)一(Yi)级(Ji)标(Biao)准(Zhun)的(De)本(Ben)底(Di)计(Ji)数(Shu)。(?)
- 丝(Si)丝(Si)入(Ru)扣(Kou)的(De)样(Yang)品(Pin)盘(Pan)定(Ding)位(Wei)装(Zhuang)置(Zhi)
解(Jie)析(Xi):(?)采(Cai)用(Yong)自(Zi)动(Dong)校(Xiao)准(Zhun)的(De)样(Yang)品(Pin)盘(Pan)定(Ding)位(Wei)系(Xi)统(Tong),(?)保(Bao)障(Zhang)样(Yang)品(Pin)盘(Pan)与(Yu)主(Zhu)探(Tan)测(Ce)器(Qi)绝(Jue)对(Dui)同(Tong)轴(Zhou),(?)使(Shi)得(De)仪(Yi)器(Qi)更(Geng)具(Ju)高(Gao)探(Tan)测(Ce)效(Xiao)率(Lu)。(?)
- 量(Liang)身(Shen)定(Ding)制(Zhi)的(De)工(Gong)控(Kong)计(Ji)算(Suan)机(Ji)平(Ping)台(Tai)
解(Jie)析(Xi):(?)计(Ji)算(Suan)机(Ji)平(Ping)台(Tai)采(Cai)用(Yong)定(Ding)制(Zhi)工(Gong)控(Kong)触(Chu)摸(Mo)大(Da)屏(Ping)幕(Mu)PC,(?)保(Bao)障(Zhang)仪(Yi)器(Qi)的(De)稳(Wen)定(Ding)高(Gao)效(Xiao)便(Bian)捷(Jie)与(Yu)简(Jian)洁(Jie)。(?)
- 此(Ci)外(Wai),(?)我(Wo)们(Men)提(Ti)供(Gong):(?)简(Jian)洁(Jie)明(Ming)了(Liao)的(De)人(Ren)机(Ji)对(Dui)话(Hua)界(Jie)面(Mian)和(He)符(Fu)合(He)人(Ren)体(Ti)工(Gong)程(Cheng)学(Xue)的(De)机(Ji)身(Shen)设(She)计(Ji)
解(Jie)析(Xi):(?)操(Cao)作(Zuo)界(Jie)面(Mian)简(Jian)洁(Jie),(?)必(Bi)要(Yao)信(Xin)息(Xi)主(Zhu)位(Wei)放(Fang)大(Da)显(Xian)示(Shi),(?)参(Can)数(Shu)设(She)置(Zhi)采(Cai)用(Yong)快(Kuai)捷(Jie)按(An)钮(Niu),(?)人(Ren)机(Ji)对(Dui)话(Hua)简(Jian)洁(Jie)明(Ming)了(Liao)。(?)仪(Yi)器(Qi)整(Zheng)体(Ti)设(She)计(Ji)简(Jian)洁(Jie)明(Ming)快(Kuai),(?)符(Fu)合(He)人(Ren)体(Ti)工(Gong)程(Cheng)学(Xue):(?)屏(Ping)幕(Mu)大(Da),(?)俯(Fu)视(Shi)角(Jiao)度(Du)适(Shi)宜(Yi);(?)多(Duo)个(Ge)功(Gong)能(Neng)清(Qing)洁(Jie)抽(Chou)屉(Ti),(?)附(Fu)件(Jian)配(Pei)件(Jian)分(Fen)开(Kai)放(Fang)置(Zhi),(?)取(Qu)存(Cun)便(Bian)捷(Jie);(?)机(Ji)体(Ti)高(Gao)度(Du)适(Shi)宜(Yi),(?)桌(Zhuo)面(Mian)地(Di)板(Ban)均(Jun)可(Ke)放(Fang)置(Zhi),(?)整(Zheng)体(Ti)空(Kong)间(Jian)比(Bi)传(Chuan)统(Tong)机(Ji)型(Xing)节(Jie)省(Sheng)空(Kong)间(Jian)40%。(?)
JJG853-2013低(Di)本(Ben)底(Di)α、(?)β测(Ce)量(Liang)仪(Yi)
GB5749-2022 生(Sheng)活(Huo)饮(Yin)用(Yong)水(Shui)卫(Wei)生(Sheng)标(Biao)准(Zhun)
GB/T 4208-2017外(Wai)壳(Ke)防(Fang)护(Hu)等(Deng)级(Ji)(IP代(Dai)码(Ma))
GB/T 4078 放(Fang)射(She)性(Xing)测(Ce)量(Liang)用(Yong)样(Yang)品(Pin)托(Tuo)盘(Pan)、(?)瓶(Ping)子(Zi)和(He)试(Shi)管(Guan)的(De)尺(Chi)寸(Cun)
产(Chan)品(Pin)名(Ming)称(Cheng) | 低(Di)本(Ben)底(Di)αβ测(Ce)量(Liang)仪(Yi) (RJ41-1/2/4/6/8 ) | 生(Sheng)产(Chan)厂(Chang)商(Shang) | 上(Shang)海(Hai)仁(Ren)机(Ji)仪(Yi)器(Qi)仪(Yi)表(Biao)有(You)限(Xian)公(Gong)司(Si) |
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α、(?)β区(Qu)分(Fen)办(Ban)法(Fa) | 核(He)脉(Mai)冲(Chong)幅(Fu)度(Du)甄(Zhen)别(Bie)和(He)脉(Mai)宽(Kuan)甄(Zhen)别(Bie)相(Xiang)结(Jie)合(He)技(Ji)术(Shu) | 测(Ce)量(Liang)灵(Ling)敏(Min)度(Du) | β≤1×10-3Bq;(?)α≤5×10-4Bq |
产(Chan)品(Pin)本(Ben)底(Di)及(Ji)效(Xiao)率(Lu) | 对(Dui)于(Yu)90Sr-90Y β源(Yuan)((?)活(Huo)性(Xing)区(Qu)Φ20mm)(?)2π效(Xiao)率(Lu)比(Bi)≥60% 时(Shi),(?)本(Ben)底(Di)≤0.10cm-2min-1 对(Dui)于(Yu)239Pu α源(Yuan)((?)活(Huo)性(Xing)区(Qu)Φ30mm)(?)2π效(Xiao)率(Lu)比(Bi)≥90% 时(Shi),(?)本(Ben)底(Di)≤0.0015cm-2min-1 |
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α/β交(Jiao)叉(Cha)性(Xing)能(Neng) | α进(Jin)入(Ru)β道(Dao)的(De)计(Ji)数(Shu)比(Bi)<1.0%((?)对(Dui)239Pu)(?) β进(Jin)入(Ru)α道(Dao)的(De)计(Ji)数(Shu)比(Bi)为(Wei)<0.3%((?)对(Dui)于(Yu)90Sr-90Y)(?) |
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β能(Neng)量(Liang)下(Xia)限(Xian)低(Di) | 可(Ke)用(Yong)于(Yu)环(Huan)境(Jing)样(Yang)品(Pin)中(Zhong)C-14测(Ce)量(Liang) | ||
系(Xi)统(Tong)稳(Wen)定(Ding)性(Xing) | |||
效(Xiao)率(Lu)稳(Wen)定(Ding)性(Xing) | 仪(Yi)器(Qi)通(Tong)电(Dian)24h,(?)各(Ge)路(Lu)α道(Dao)探(Tan)测(Ce)效(Xiao)率(Lu)变(Bian)化(Hua)≤3%(?),(?)β道(Dao)探(Tan)测(Ce)效(Xiao)率(Lu)变(Bian)化(Hua)≤5%(?) | ||
本(Ben)底(Di)稳(Wen)定(Ding)性(Xing) | 在(Zai)24h的(De)测(Ce)量(Liang)时(Shi)间(Jian)内(Nei),(?)本(Ben)底(Di)计(Ji)数(Shu)变(Bian)化(Hua)在(Zai)((?)Nb±3σ)(?)的(De)范(Fan)围(Wei)内(Nei),(?)其(Qi)中(Zhong)Nb 为(Wei)本(Ben)底(Di)计(Ji)数(Shu)的(De)平(Ping)均(Jun)值(Zhi),(?)σ为(Wei)本(Ben)底(Di)计(Ji)数(Shu)的(De)标(Biao)准(Zhun)误(Wu)差(Cha) | ||
铅(Qian)屏(Ping)蔽(Bi)室(Shi) | 0℃(?)~40℃(?) | 湿(Shi)度(Du)范(Fan)围(Wei) | <90%((?)+40℃(?))(?) |
- 技(Ji)术(Shu)背(Bei)景(Jing)
国(Guo)标(Biao)GB/T11682-2008
上(Shang)海(Hai)仁(Ren)机(Ji)RJ41检(Jian)定(Ding)报(Bao)告(Gao)
对(Dui)比(Bi)表(Biao):(?)
对(Dui)比(Bi)项(Xiang)目(Mu) |
国(Guo)标(Biao)I级(Ji) |
仁(Ren)机(Ji)RJ-41 |
国(Guo)标(Biao)II级(Ji) |
|
---|---|---|---|---|
本(Ben)底(Di)计(Ji)数(Shu)率(Lu)((?)每(Mei)小(Xiao)时(Shi))(?) |
α |
0.1 |
0.1((?)0.6)(?) |
0.3 |
β |
3.0 |
6.0 |
9.0 |
|
效(Xiao)率(Lu) |
α |
90% |
95% |
80% |
β |
60% |
57% |
50% |
|
串(Chuan)道(Dao)比(Bi) |
α对(Dui)β |
1% |
0.57% |
3% |
β对(Dui)α |
0 |
0.007% |
0.5% |
|
结(Jie)论(Lun) |
上(Shang)海(Hai)仁(Ren)机(Ji)α技(Ji)术(Shu)指(Zhi)标(Biao)远(Yuan)远(Yuan)高(Gao)于(Yu)I类(Lei)标(Biao)准(Zhun) β技(Ji)术(Shu)指(Zhi)标(Biao)远(Yuan)远(Yuan)高(Gao)于(Yu)II类(Lei)标(Biao)准(Zhun)((?)效(Xiao)率(Lu)比(Bi)=效(Xiao)率(Lu)/几(Ji)何(He)因(Yin)子(Zi),(?)几(Ji)何(He)因(Yin)子(Zi)取(Qu)0.9)(?) |
特(Te)别(Bie)提(Ti)示(Shi):(?)该(Gai)产(Chan)品(Pin)可(Ke)按(An)客(Ke)户(Hu)要(Yao)求(Qiu)进(Jin)行(Xing)定(Ding)制(Zhi),(?)网(Wang)站(Zhan)数(Shu)据(Ju)仅(Jin)供(Gong)参(Can)考(Kao),(?)如(Ru)遇(Yu)变(Bian)更(Geng)或(Huo)调(Diao)整(Zheng)恕(Shu)不(Bu)另(Ling)行(Xing)通(Tong)知(Zhi),(?)以(Yi)实(Shi)际(Ji)产(Chan)品(Pin)为(Wei)准(Zhun)。(?)
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核(He)工(Gong)业(Ye)、(?)海(Hai)关(Guan)、(?)口(Kou)岸(An)核(He)电(Dian)站(Zhan)、(?)核(He)工(Gong)业(Ye)、(?)国(Guo)门(Men)口(Kou)岸(An)等(Deng)用(Yong)于(Yu)个(Ge)人(Ren)剂(Ji)量(Liang)监(Jian)测(Ce)
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工(Gong)业(Ye)用(Yong)途(Tu)石(Shi)油(You)、(?)化(Hua)工(Gong)、(?)探(Tan)伤(Shang)检(Jian)测(Ce)用(Yong)于(Yu)相(Xiang)关(Guan)剂(Ji)量(Liang)监(Jian)测(Ce)
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医(Yi)疗(Liao)用(Yong)途(Tu)X光(Guang)室(Shi),质(Zhi)子(Zi)治(Zhi)疗(Liao)仪(Yi),CT,CR,DR等(Deng)放(Fang)射(She)性(Xing)医(Yi)疗(Liao)设(She)备(Bei)
- 关(Guan)于(Yu)我(Wo)公(Gong)司(Si)产(Chan)品(Pin)于(Yu)云(Yun)南(Nan)环(Huan)保(Bao)厅(Ting)省(Sheng)县(Xian)级(Ji)辐(Fu)射(She)环(Huan)境(Jing)监(Jian)管(Guan)能(Neng)力(Li)建(Jian)设(She)
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