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- The result shows that the blackbody emissivity is over 0.999 and can been taken as a radiation standard for calibrating the infrared tympanic thermometers. 999,完全能作为红外耳温计分度的标准辐射源。
- If people use this kind of building material, it will be enhance their additional costs.This essay put measure and suggestions of preventing over radiation standard of recycle buildin... 在对部分省市可用作建材的工业废渣进行调查的基础上,对其放射性水平、给居民带来的附加量当量进行了检测,提出了防止利用工业废渣生产建筑材料放射性超标的措施与建议。
- An Argument on Radiation Standard of Mobile Telephone 移动电话辐射标准之争
- Development and research of Spectral Radiation Standard and Metrology Beamline 光谱辐射标准和计量实验站的建设和研究
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- Intemational debate on mobile phone's radiation standard and its impact 移动电话辐射标准的国际争议与影响
- Radiation reached unheard-of levels. 辐射作用已达到前所未有的程度。
- There is a standard form of oath used in lawcourts. 法庭中使用的誓词有固定的格式。
- This is one of the standard books on the subject. 这是有关这个问题的权威著作之一。
- It will send you standard form for you to fill out. 它(商标局)会寄给你标准表格要你填写。
- That country came off the gold standard long ago. 那个国家好久之前就放弃金本位制了。
- Such prices hit off with the standard of our life. 这样的物价与我们的生活水准相符。
- A can like this is considered below standard. 这样的罐头认为是不合格的。
- The earth's atmosphere filters out much of the sun's radiation. 地球大气层可以滤掉太阳的大部分射线。
- Their work is not up to standard. 他们的工作成绩不够标准。
- This is the standard textbook on the subject. 这是这一科的权威性课本。
- Goods are packed in standard export packing. 货物按标准出口方式包装。
- Cargo survey and find below standard filing claim. 货品检验后发现不合标准,故请求索赔。
- The teacher sets high standard for his pupils. 这位老师给他的学生们定下高标准。
- More than300 watches are not up to standard. 有300多块手表不合质量标准。
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