PPM的例句大全

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 IT analyst firm Giga refers to three types of portfolio management: IT asset management ( ITAM), application portfolio management ( APM), and project portfolio management ( PPM).

IT分析公司Giga提出三种类型的投资组合管理：IT资产管理（IT asset management，ITAM）、应用程序投资组合管理（application portfolio management，APM）和项目投资组合管理（project portfolio management，PPM）。

Objective Push pull maneuver ( PPM) was simulated using a tilt table to assess detailed cardiovascular responses and the simulation model.

目的建立倾斜床模拟推拉动作模型，并观察其引发的心血管反应性特点。

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%。

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。

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。

Periodic Permanent ( PPM) Magnetic Focusing System;

周期永磁聚焦系统；

PPM-based error control code modulation in optical wireless communications

无线光通信中PPM的差错编码调制研究

low concentration of tdz ( thidiazuron, 0.005 ppm) replaces expensive zeatin for enhancing bud differentiation and multiplication of leaf explants.

用极低浓度的TDZ（thidiazuron0.005ppm）替代价格昂贵的玉米素（zeatin，Z），促进毛白杨叶外植体上芽的分化和增殖；

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。

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。

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。

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。

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

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；

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

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。

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。

Second, analyze the multiple access interference ( MAI) of the TH-PPM UWB and DS-UWB systems in the multi-path environment. An approximate expression of Bit Error Rate ( BER) is arrived based on Standard Gaussian Approximation ( SGA).

对TH-PPM UWB与DS-UWB系统在多径环境中的多址接入干扰进行了建模，经过准高斯近似（SGA），得到了近似的误码率。

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。