PPM的例句大全

Comparing the PPM and ACRS proper motions, which are constructed on the FK5 system, with those of the Hipparcos, an interiorly nonrigid rotation existing in the FK5 proper-motion system is detected.

用建立在FK5系统上的PPM和ACRS自行与依巴谷自行比较，发现FK5自行系统内部存在非刚性运动；

The cording method and the principle of PPM-PTC coder are introduced.

介绍了PPM-PTC编码器的编码实现方法和工作原理；

It was suggested to apply BKC concentration of 0.5~ 1 ppm for treating bacterial disease of adult shrimp.

对成虾的细菌病，建议使用的BKC浓度为0.5～1mg.L－1。

Resource and risk management are part of PPM's general management focus.

资源和风险管理是项目组合管理的综合管理焦点的一部分。

ensures leakage of less than 100 ppm as demonstrated through extensive laboratory testing.

通过大量的实验室测试,确保泄漏小于所宣布的万分之一.

hitherto diesel contained up to 500 parts per million (ppm) of sulphur, but the new rules limit sulphur to 15 ppm.

目前，柴油中硫含量为500ppm，但新规定将其限制在15ppm。

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。