This paper introduces the application fields and main technical parameters of the crane as well as its construction and calculation m...
本文介绍该起重机的用途、主要技术参数选择、构造与设计计算方法。
This paper gives out'a new calculating formula, based on analysing the root mean square value formula of vibration acceptation of crane cab which is proposed by Russian M.
教授提出的驾驶室振动加速度均方根值计算公式的基础上，给出了新的计算公式。
The salvage operation kicked off at 9 a. m. when a huge crane began lifting a steel basket containing the 30-meter-long vessel, dubbed the Nanhai No. 1, or "South China Sea No. 1".
打捞行动从上午九点钟开始。一艘巨型浮吊船开始了将装有30米长的商船“南海一号”的钢制沉箱从海里提起的作业。
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