升降

elevator shaft

升降机井

elevator mahine room 电梯机房 | elevator shaft 升降机井 | elevator shaft gates 升降机井门

elevator shaft gates

升降机井门

elevator shaft 升降机井 | elevator shaft gates 升降机井门 | elevator stairway core 建筑物中心带

jacking gear

升降装置

jacking equipment 升降设备 | jacking gear 升降装置 | jacking pressure 千斤顶起重压力

Universal milling machine

万能升降台铣床

万能升降台铣床 universal lifting platform milling machine | 万能升降台铣床 universal milling machine | 万能外园磨床 universal circular grinding machine

eustatic movements

海面升降运动

eustatic change of sea 海面升降变化 | eustatic movements 海面升降运动 | eustatic sea level change 海平面变化

elevator periscope

升降式潜望镜

elevator machine 升降机 | elevator periscope 升降式潜望镜 | elevator platform 升降机架

Rise and fall saw

升降锯

rise-and-fallpendant升降吊灯 升降压吊灯 | rise-and-fall-saw升降锯 | risedcosine上升余弦

rise and fall pendant

升降吊灯,升降压吊灯

rise up through diligence and frugality 勤俭起家 | rise-and-fall pendant 升降吊灯,升降压吊灯 | rise-and-fall-saw 升降锯

Self-Driven Ascending & Descending Platform

曲臂式自驱动升降平台安全操作规程

2. 剪式自驱动升降平台安全操作规程 Scissors Self-Driven Ascending & De... | 3. 曲臂式自驱动升降平台安全操作规程 ? Self-Driven Ascending & Descending Platform | 1. 氨分解炉安全操作规程成都 Ammonia Decomp...

spiral swivel lifting chair

螺旋升降椅

spiral strain gauge 螺旋应变计 | spiral swivel lifting chair 螺旋升降椅 | spiral swivel lifting stoll with double disks 螺旋升降双盘凳

Fix, Unfix,Group,Ungroup：(固定, 不固定,成组, 不成组)

Align Components(元件对准) 79 | Fix, Unfix,Group,Ungroup(固定, 不固定,成组, 不成组) 80 | Select Net(选择线网) 80

glycol monoacetate：乙二醇一乙酸酯

glycol lubricant 乙二醇润滑剂 | glycol monoacetate 乙二醇一乙酸酯 | glycol monobenzyl ether 乙二醇一苄醚