Note: the crane operator must always be at the controls when the crane engine is running and the personnel platform is occupied.

注意：吊车发动机处于运行中，且载人平台内有人时，吊车司机必须始终控制着吊车。

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Crane monitoring system of offshore oil drilling platform is introduced.

介绍了海洋石油钻井平台吊机监测系统。

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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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To transport the one-ton rover and position it near the mound, engineers devised a complicated system that includes a 52-foot (16-metre) diameter supersonic parachute, a rocket-powered aerial platform and a so-called "sky crane" designed to lower the rover on a tether to the ground.

MSN: NASA rover closing in on Mars to hunt for life clues

Toby Flood responded with a penalty and the first try came after intense Leicester pressure with Crane bundling over from close-range after a five-metre scrum set the platform for the Tigers' number eight.

BBC: Leicester 62-15 Benetton Treviso