利用传统的综合指数体系从事因素分析虽方便，使用，但也存在一些不足。
Though it is convenient to use the traditional composite index system to do factor analysis, some insufficiency still exits.
许先生本人目前已修方便法，虽尚未印心，内在却与化身师父有良好沟通。
Mr. Hsu is also practicing the Convenient Method and communicates with the inner Master. Normally, society does not readily accept those who have served time behind bars.
齿轮泵转子的齿廓型线一般为渐开线，渐开线型线虽设计加工方便，但存在原理性的困油现象；
The tooth profile of gear pump is involute in general. Though the involute profile is easy to design and manufacture, it also brings the inherent problem of oil trapping.
齿轮泵转子的齿廓型线一般为渐开线，渐开线型线虽设计加工方便，但存在原理性的困油现象；
The tooth profile of gear pump is involute in general. Though the involute profile is easy to design and manufacture, it also brings the inherent problem of oil trapping.
应用推荐