pm method pm法
mo pm method mopm3法
semi-empirical pm method 半经验pm3方法
the PM analytical method PM分析法
C PM Critical Path Method 关键线路法
pm 3 method pm方法
mo pm 3 method mopm法
semi-empirical pm 3 method 半经验pm方法
In this paper, we describe the basic principle of polarization maintaining optical fiber and the method to measure the beat length of PM optical fiber.
本文叙述了保偏光纤能够保证传输光波偏振特性的基本原理，介绍了测量保偏光纤拍长的基本方法。
PM is an effective method to settle the problem.
项目管理是解决这一问题的有效的管理方法。
The influence of inclusion on crack Stress Intensity Factor(SIF) of Powder Metallurgy(PM) FGH 95 was investigated using singular element method with fine mesh at crack front.
采用有限元方法中的奇异单元，研究了当粉末高温合金FGH 95中存在由夹杂引起的裂纹时，夹杂对裂纹应力强度因子的影响；
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