IPPM
- abbr.综合产品与加工管理(Integrated Product and Process Management)
IPPM-
This paper specifies an IP performance testing system based on end-probing , which is called " EDC " . The system can be used to measure a set of standard metrics developed by IETF IPPM WG .
给出了基于终端探测的IP性能测试系统EDC的设计，通过该系统可以测量IETF的IPPM工作组所制定的一些标准的IP性能度量。
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Rhizobium was introduced into rice root for nodulation and symbiosis by the addition of synthetic auxin 2 , 4-D ( 2 , 4-Dichlorophenoxyacetic acid ) ( final concentration was Ippm ) .
本文研究以植物生长素2,4-D（2,4-二氯苯氧乙酸）处理稻苗（终浓度为1ppm）并接种根瘤菌，诱导根瘤菌与稻苗结瘤共生。