PPM

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

施氯3200ppm时,不利影响更为严重.

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.

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.

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.

simulation of ion noise in ppm focused twt by particle-in-cell method

周期永磁聚焦行波管离子噪声的粒子模拟

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.

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.

All the rogor residues retained in the tested samples are below I ppm. which is far below the recognized safety margin, 2 ppm.

施药五天后，所测各样品的乐果残留量均小于1ppm，这个数值低于规定的安全限量2ppm。

There is a lot of buzz in the industry regarding the PPM space.

行业中有关PPM的领域有许多传言。

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.

Of 7 other brands of synthetic detergent powder also caused significant increases in frequencies of micro-nucleus at 12.0 ppm.

在我们实验条件下，另外7种合成洗衣粉中的5种在12.0ppm浓度组也引起微核率升高。

The rooting and growth of Sapium, sebiferum shoot cuttings treated by 500 ppm and 1000 ppm IBA alcohol solution can be stimulated.

用IBA500ppm和1000ppm酒精溶液处理乌桕嫩枝扦插条，能促进插条生根及生长。

To ensure the AC/ DC transfer error caused by thermal converter to be less than 20 ppm, there are some special and tight needs for thermal converter in AC power measurement with single time.

为了保证在单次功率测量时由热电变换器引起的交、直流转换误差小于20ppm，对热电变换器提出一系列的特殊要求。

The 100 ppm level took effect June 1, 1994.

百分之一级生效1994年6月1日.

The enhancement of absorption increases by a factor of 1.2~ 1.9 with a volume fraction of activating agent between 5 ppm~ 300 ppm.

当活性介质的添加浓度在5ppm~300ppm之间时，吸收强化达到了1.2倍~1.9倍；

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.

Therefore, the critical value of tolerance to Cl~& concentration of cotton on neutral purple soil may be about 800 ppm.

因此，中性紫色土棉花施氯临界值为800ppm。

Effects of PPM activating agent treatment on cellulose structure and Properties

PPM活化剂处理对纤维素结构性能的影响

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% ).

Therefore, application of 2,4-D to sweet or-ange at concentrations below 250 ppm may be practiced on the condition that the fruit is consumed more than 60 days after the treatment.

锦橙可继续使用2,4-D处理，但浓度应控制在250ppm以下，贮藏期应在60天以上才能食用。

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.

When the amount of the metals added is smaller than 5 ppm, tea liquor tastes mellow, the taste enhancement, and the astringent taste gets weaker.

当这些金属加入量小于5ppm时，会使茶汤滋味变的醇厚，茶感增强，苦涩味减缓。

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.

The pacer width measurement is combined with the PPM measurement.

该起搏器脉宽测量相结合的PPM公司测量。

An immobilized cell column has been used for continuous treatment of an acid red B solution for 14 days, with an influent concentration of 42.1 ppm, the average removability was 87%.

应用固定化细胞连续处理酸性红B溶液，当进水浓度为42.1ppm时，出水平均脱色率可达87%。

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.

By method of extrapolation the adsorption capacity corresponding to of extreme low concentration was obtained below 2 ppm. The adsorption capacity was used to evaluate breakthrough time of impregnated charcoal for removing iodine.

在2ppm以下的直线阶段，可用外推法得到在极低浓度时的吸附容量，并以该吸附容量估算浸渍炭用于除碘时之穿透时间。

After all these improvement methods to be adopted, the limiting value(≈ 2.5 σ) or the AC/ DC transfer error caused by thermal converter will be less than 10 ppm in AC power measurement with single time.

当这些措施都被采用后，在进行单次交流功率测量时，可使由热电变换器引起的交、直流转换误差的极限值（≈2.5σ）小于10ppm。

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.

The residue of 35S-kitazin P in stored rice grains was very low. For the granule the value was not beyond 0.1 ppm in unpolished rice and increased as the irrigation water in depth.

~（35）S&异稻瘟净在收获水稻中的残留量是很低的，施用颗粒剂后，糙米中的残留量未超过0.1ppm，其残留量随着施用后一周内灌水深度的增加而增加。