Shlyannikov , Z . B . Kuang , F . P . Yang ( 2004 ), Surface fatigue crack growth behavior , Russian journal Power Engineering Problems.

1、

The traditional theory of propagation of fatigue crack is transformed by the closure phenomenon of crackfatigue.

疲劳裂纹的闭合现象改变了传统的疲劳裂纹扩展理论.

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2、

In the present work discovering cutter mark of machining become surface fatigue crack fountain.

在试验过程中发现,疲劳裂纹源多为机加工留在表面的刀痕、划痕.

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3、

The result showed that the cause of leakage is large stress low cycle fatigue crack.

结果表明:泄漏是由大应力低周疲劳开裂造成的.

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4、

The fatigue testing heterogeneous plates showed that the mechanical heterogeneity affected the fatigue crack growth rate.

试验表明,力学不均匀性影响疲劳裂纹扩展速率.

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5、

The result shows that torque, fatigue crack and material are the main reasons for the breakage.

认为扭振、疲劳裂纹及材质是导致万向接轴扁头断裂的主要原因.

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6、

The fatigue crack under thermal load extension is analyzed in this paper.

用试验的方法研究了热疲劳裂纹的扩展过程.

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7、

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

总结了与演变过程相关的轨道运动理论和研究方法,分析了各个阶段演变的动力学原理.

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8、

The space-craft will circle the moon twice.

宇宙飞船将环绕月球两次.

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9、

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.

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10、

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.

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11、

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%.

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12、

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.

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13、

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.

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14、

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.

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15、

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.

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16、

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.

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17、

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.

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18、

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.

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19、

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.

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20、

Do you play cricket?

你打板球吗 ?

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