ppm
- abbr. 百万分率，百万分之…（parts per million）
实用场景例句
- The term parts per million ( ppm ) was widely used but frequently led to misinterpretation.
- 广泛使用百分之几 ( ppm ) 表示结果,但常常引起误解.
辞典例句
- Note: PPM means part per million usually a measure of quality.
- 注: PPM是百万分之一件的缩写通常是质量的一种指标.
互联网
- Objective : To study implement effect of PPM - tuberculosis control project in city.
- 目的: 探讨在城区实施PPM-DOTS项目的效果情况.
互联网
- This article presents a class for using PPM to compress a file.
- 本文介绍了使用PPM的压缩文件一类.
互联网
- Probabilistic Packet Marking ( PPM ) is an efficient and practical scheme.
- 概率包标记 ( PPM ) 是一种比较有效且实用的解决方法.
互联网
- Acts as a leader in the Internal PPM Reduction Teams assuring positive tendencies and results.
- 充当降低内部PPM小组的负责人,确保正面趋势和结果.
互联网
- The 100 ppm level took effect June 1, 1994.
- 百分之一级生效1994年6月1日.
互联网
- The most effective concentration of bee royal jelly is about 400 ppm.
- 比?合适的蜂皇浆浓度是400ppm左右.
互联网
- Cl ~ -- supply of 3200 ppm even has a more serious effect.
- 施氯3200ppm时,不利影响更为严重.
互联网
- This response was cau - sed by even lower concentration ( 0.01 ppm ).
- BA 的浓度在 0.01ppm 时也能产生这一效应.
互联网
- The legal limit of melamine in Hong Kong is 2.5 ppm.
- 在香港,产品的三聚氰胺含量法定上限为百万分之2.5.
互联网
- RESULTS: GSC contains the highest ( 11.18 % ) germanium in 5 ppm enriched germanium MS cultrue medium.
- 结果: 在5ppm的富锗培养基上培养的GSC中锗的转化率最高 ( 1118% ).
互联网
- This response was cau - sed by even lower concentration ( 0.01 ppm ).
- BA 的浓度在 0.01ppm 时也能产生这一效应.
互联网
- Cold Storage disinfection requirements ozone concentration 6 - 10 PPM , parking closures after the 24 hours above.
- 冷库消毒要求臭氧浓度6-10PPM, 停机后封库24小时以上.
互联网
- An Inhalation Lclo ( Mouse ) of 9600 ppm for four hours has been determined.
- 四小时吸入Lclo ( 鼠 ) 为9600ppm已经被确定.
互联网