z-n的翻译

C O A I G Z E V D S W X U P B N Y T J R M H K L Q F

C O A I G Z E V D S W X U P B N Y T J R M H K L Q F

With comparison between the mechanism of these two kinds of catalysts of metallocene catalyst and Natta Ziegler ( Z-N) of catalyst and details on the effects of polymer molecular weight polymer molecular weight, summarized the several influential factors.

并通过对比详述了茂金属催化剂和Ziegler-Natta（Z-N）催化剂的催化机理，以及这两类催化剂对聚合物分子量和性能的影响。概括了对聚合物分子量影响的几种因素。

Four parameter-tuning methods of PID controllers, i. e. critical proportional method ( Z-N method), Damping oscillatory method, robust PID Parameter Tuning method and ISTE optimal Parameter Tuning method are studied comparatively.

主要从比较的角度研究了适合典型工业过程的4种PID控制器参数的整定方法，包括临界比例度法、衰减曲线法、鲁棒PID参数整定法和ISTE最优参数整定法。