Wall crane is fixed to the wall cantilever crane, or may be along the wall or other support structure on the elevated track running cantilever crane.
壁上起重机是固定在墙壁上的悬臂起重机，或者可沿墙上或其他支承结构上的高架轨道运行的悬臂起重机。
To walk after fixed tower crane should remain on track, such as fixed position in backfill soil, the foundation for special treatment, must meet the load requirements.
先行走后固定塔吊应立于轨道上，如后固定位置处于回填土上时，其基础作特殊处理，必须满足承载要求。
The optimal design has been made of the general drive-ratio of the rising mechanism of 160T track crane. ln the course of the design , a random-optimal method is used and run on the IBM-386 computer.
对160T汽车起重机起升机构的总传动比分配进行了优化设什。设计过程采用随机优化方法并在IBM-386微型机上运行通过；
The optimal design has been made of the general drive-ratio of the rising mechanism of 160T track crane. ln the course of the design , a random-optimal method is used and run on the IBM-386 computer.
对160T汽车起重机起升机构的总传动比分配进行了优化设什。设计过程采用随机优化方法并在IBM-386微型机上运行通过；
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