Space craft orbital mechanics theory and research method were reviewed. The evolution dynamics principle was analyzed.

The space-craft will circle the moon twice.

宇宙飞船将环绕月球两次.

You can pilot a space craft and travel in the universe.

你可以驾驶一艘宇宙飞船旅行在宇宙中.

Container Crane is a large scale port machinery for container loading and unloading.

集装箱起重机是一种大型港口机械,主要用于装卸集装箱.

Container Crane Company 100 % share of domestic market, international market share is as high as 78 %.

公司集装箱起重机国内市场占有率100%, 国际市场占有率则高达78%.

This paper all-round analytical investigation for the electric control system of the container crane simulation.

介绍集装箱装卸桥电气控制系统设备的仿真.

A dedicated port for container crane equipment in the field.

用于港口集装箱专用吊机设备领域.

Based on Lagrange equations, a dynamic model is derived for typical underactuated mechanical gantry crane system.

针对龙门吊车这一典型的欠驱动机械系统, 采用拉格朗日方程的方法建立了其动力学模型.

Integral instability of a gantry crane causes structure to lose load supporting capability.

龙门起重机的整体失稳导致结构丧失承载能力.

It can be installed in single-beam hoist, bridge cranes, gantry crane. Cantilever cranes , and other crane.

它要以安装在葫芦单梁, 桥式起重, 门式起重机, 悬臂起重机上.

By tests, the construction quality and design reliability are verified for the gantry crane girder.

通过试验, 验证了门机大梁的施工质量和设计的可靠性.

It caused a lot of trouble that the project used a gantry crane.

这项工程动用了龙门吊,可真是麻烦啊.

Afghan boys play cricket in the Pesh valley in Kunar Province August 14.

阿富汗男孩发挥Pesh流域板球库纳尔省的8月14日.

Do you play cricket?

你打板球 吗 ?

Do you know how to play cricket?

你知道板球的打法 吗 ?

He couldn't play cricket to save his life.

他费了九牛二虑之力却还是打不好板球.

Do you often play cricket with Bob?

你常常和鲍勃打板球 吗 ?

He taught the boys to play cricket.

他教孩子们打板球.

The implication of the general manager in the criminal case further complicated the whole situation.

总经理卷入这件刑事诉讼案使整个形势进一步复杂化了.

How can we trust ordinary people, who lack specialized legal training, to decide a criminal case?

我们怎么能信任缺乏专门法律训练的普通人来判定一桩刑事案 呢 ?

So far this year, Jianshui County's criminal case detection rate of close to 100 %.

今年以来, 建水县的刑事案件破案率接近100%.