u just don't have any sense of mechanics.period.

u just don't have any sense of mechanics.period.

所有跟贴·加跟贴·新语丝读书论坛

送交者: JFF 于 2010-05-17, 15:28:01:

回答: 泥沙阻力；水的阻力（绳索）；锚重量增加了船和水接触面积；由 coubert 于 2010-05-17, 15:08:59:

I don't give a damn to your degrees or titles in mechanics. u may have a lot of mechanics knowledge but never understand it.

你是个民科，难怪用最复杂的软件分析个最小的COMPONENET要3个月，还搞不清楚 (无内容) - coubert (0 bytes) 2010-05-17, 16:10:07 (442730)
- 你是专科，否则，我还懒得BEAT你呢。 - JFF (42 bytes) 2010-05-17, 16:39:42 (442738)