A new technique is put forward that high-low brace gantry crane wide double guiding girder method to construct bridge.
本文提出了高低支腿龙门吊宽幅双导梁法这种新的桥梁工程施工方法。
This paper describes the reason for burnt sliding ring of coiling motor used for clamshell crane, puts forward preventative measures and Suggestions and introduces repairing standard and method.
本文叙述了精矿库抓斗吊车绕线式电机滑环烧损原因，提出了预防措施和建议，介绍了滑环修复标准和方法。
According to actual condition, the strengthening scheme of the crane girder has been brought forward.
根据工程实际情况，提出了吊车梁的加固方案。
The dynamic optimization method of determining the counterweight and its center of portal crane is put forward.
提出了确定门机对重质量及其位置的动态优化法。
The crane can rotate 360 degrees, which means it can move forward, left, right, after all more than 10 meters to grab and rotary lifting objects, without the aid of other auxiliary equipment.
而且这种起重机能实现360度旋转，这意味着它能向前、后、左、右各方位十几米处自行抓起并旋转起吊物，而不借助其他辅助设备。
Analysing traditional mechanical type safety surveillance system of tower crane, this paper put forward a new type tower crane safety surveillance system based on MCU.
对塔机传统机械式安全系统的分析，提出了以单片机为核心的新型塔机安全监控系统。
Analysing traditional mechanical type safety surveillance system of tower crane, this paper put forward a new type tower crane safety surveillance system based on MCU.
对塔机传统机械式安全系统的分析，提出了以单片机为核心的新型塔机安全监控系统。
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