crane n. 克兰〔姓氏〕。 n. 1.鹤;〔口语〕苍鹭,鹭鸶,鹳;〔C-〕【天文学】天鹤座。 2.起重机,吊车,摄影升降机;虹吸器;(机车的)上水管;(炉边挂铁壶的)吊钩。 a sacred crane丹顶鹤。 a whiteheaded crane锅鹤。 a white-naped crane灰鹤。 a floating crane水上起重机。 a gantry [gauntry] crane龙门起重机。 a slewing crane旋臂起重机。 a universal crane万能起重[装卸]机。 vt. 伸(颈);用起重机搬移。 vi. 伸着脖子(看) (out over down);踌躇 (at)。
The crane at hatch no . 1 is out of order . please have it repaired 请把吊杆甩到外档
Camera cranes - use of camera cranes at meeting locations and production sets for scenic presentations 摄像升降机.集会场所和风景影片摄制设备使用的摄像升
Critically endangered siberian crane at mai po a siberian crane was discovered at mai po in the morning on 11 december 2002 . this is the first time that this critically endangered species has been recorded in hong kong 二二年十二月十一日早晨,一头白鹤在米埔出现,白鹤属极度濒危鸟种,今次是本港有记录以来首次发现它的踪影。
This paper discusses structure and feature of the crane traveling mechanism of a 1 . 5t bridge type stacking crane at a warehouse , analyzes the existing problems and makes improvements to it referring to overhead traveling crane traveling mechanism 摘要分析了某厂仓库1台1 . 5t桥式堆垛机大车运行机构的结构、特点、存在的问题,并参考桥式起重机大车运行机构对其进行技术改造。
With these advantages of energy - saving , low maintenance and easy automatic control , variable - frequency speed regulation technology has been widely used . the author in this master paper analyzes in detail and deeply all kinds of the speed adjustment system of portal crane at home and abroad , and confirms the scheme of variable - frequency speed regulation of m10 ton portal crane at last 变频调速具有节能、维护工作量小自动控制性能好等优点,得到广泛应用。本文对目前国内外门机各种机调速系统进行了深入和详尽的对比和分析,最终确定了m10t门机的变频调速改造方案。