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- propeller reinforcing girder 螺旋桨加力梁,螺旋桨增强梁
- Can you free the propeller from the weeds? 你能把螺旋桨上的草除掉吗?
- A steel girder may warp in a fire. 钢梁遇火会变弯。
- A piece of string has twisted round the propeller. 一根绳子缠在螺旋桨上了。
- The ship's propeller churned the waves to foam. 那条船的推进器把水浪搅动得泡沫四起。
- reinforcing girder 加力梁
- The longitudinal girder forms part of the parapets. 纵梁成为栏杆的一部分。
- The propeller will windmill and crank the engine. 螺旋浆将旋转并转动引擎的曲柄。
- The propeller turns a small D.C. generator. 螺旋桨带动一个小型直流发电机。
- The girder is square in cross-section. 这个大梁的截面是方形的.
- An airplane having such a propeller. 螺旋桨飞机有这样一种螺旋桨的飞机
- Most often this involved a segment of a girder web. 大多数出现在主渠腹板部分。
- A test load was applied to the girder. 一个试验载荷作用于该梁上。
- Nothing seems to be wrong with the propeller shaft. 转动轴看来没毛病。
- The girder is braced against an erection bracket. 梁支撑在塔柱上的一个施工托架上。
- To propel a boat or raft with a pole. 以竿撑船用一根杆或篙推动小船或筏子
- The river dam wants reinforcing. 这道河堤需要加固。
- Jet planes have displaced propeller ones. 喷气式飞机取代了螺旋桨飞机。
- Separate reinforcing rings may be applied. 可以使用分开的加强环。
- The propeller doesn't work well. 推进器运转不灵。
