According to the "special equipment directory", lorry crane which belongs to a hoisting machine in mobile crane, code 4490, and the hydraulic lifting platform vehicle is in crane lift type, code 4890.

根据《特种设备目录》，随车起重机属于起重机械中流动式起重机类，代码为4490，而液压升降平台车则属于起重机械中的升降机类，代码为4890。

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Portal crane sub frame and four-link arm two types, from the crane hoisting, luffing, slewing and walking four agencies ac frequency control, the machine USES PLC control, superior performance.

门座式起重机分单臂架和四连杆两种类型，起重机的起升、变幅、回转和行走四大机构均采用交流变频调速，整机采用PLC控制，使用性能优越。

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Under the condition that construction units have been universally equiped with truck crane, hoisting tower equipment using truck crane is an inevitable trend.

在施工单位普遍配备汽车吊的情况下，塔类设备使用汽车吊吊装是必然趋势。

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As he approaches the East River, he marvels at a construction crane hoisting giant girders into the sky.

FORBES: Boy Toy

He marvels at a construction crane hoisting giant girders into the sky.

FORBES: Magazine Article