lzh67 发表于 2009-4-13 12:25:19

船舶电力推进原理

船舶电力推进原理。国防工业出版社,金德昌

zzg2005461 发表于 2009-5-8 23:15:38

学习一下,谢谢!

shiyiw 发表于 2009-12-29 15:01:59

学习学习,呵呵

shiyiw 发表于 2010-1-6 18:21:46

ABB的船舶电力推进系统做的很好的,国内的基本都用他们的

opqr355 发表于 2010-1-11 15:25:35

ugg-classic

They provide enough warmth to your feet, when you find on UGG Classic Cardy who makes you feel uncomfortable and cold feeling. sand ugg make you comfortable enough to let you feel the warmest in winter. All of these people who in the winter from a swelling of the feet of their bodies being unable to adapt to cold, the best way is to wear Ugg Classic Crochet.

胡宜广 发表于 2011-3-18 22:20:10

好东东!!!!!!!!!!!!!!!!!!!!!

七宝妙树 发表于 2011-3-19 18:29:01

能写个介绍吗?
主要介绍下内容啊!!!

ljjjack 发表于 2013-7-18 16:44:51

提供目录啊。

ljjjack 发表于 2013-7-29 20:28:39

目录??

quanmin.wu 发表于 2013-8-20 14:53:25

学习一下,谢谢
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