二级标准 meaning in English
secondary standard
Examples
- Verification regulation for secondary standard divided flow humidity generator
二级标准分流式湿度发生器检定规程 - The old realty criterion do a lot of damage to the consumers for it ' s inaptitude and nonstandard
按新规范要约，应对现房进行测量且测量结果应达到规范的二级标准。 - From 2002 to 2004 , the quality of ambient air in urban area of qinzhou city reach national secondary standard
摘要2002年至2004年，钦州市区环境空气质量达国家二级标准。 - A working standard ( i . e . , in - house or secondary standard ) is a standard that is qualified against and used instead of the reference standard
工作对照品(也就是内部标准品或二级标准品)是根据一级对照品标定的，并用来代替一级对照品的。 - The particulate remains the key pollutant affecting the air quality in china . the annual concentration of the urban particulate in 64 . 1 % of the cities exceeded grade ii
颗粒物仍是影响我国城市空气质量的主要污染物， 64 . 1 %的城市颗粒物年均浓度超过国家空气质量二级标准。