ppm是什么意思?ppm怎么发音?ppm的解释和用法

英语单词ppm是什么意思?ppm怎么读?ppm怎么发音?52单词网为您整理了ppm的解释、用法、例句、词组等相关学习资料。下面跟小编一起来看看吧！

ppm怎么读

ppm的读音:['pi:p'i:'em]

ppm的意思

1、abbr.part per million 百万分之…;

ppm的双语例句

1、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% ).

2、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.

3、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.

4、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.

5、The 100 ppm level took effect June 1, 1994.

百分之一级生效1994年6月1日.

6、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.

7、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.

8、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.

9、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.

10、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.

11、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.

12、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.

13、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.

14、Cl ~ -- supply of 3200 ppm even has a more serious effect.

施氯3200ppm时,不利影响更为严重.

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