您要查找的是不是：
- gantry crane with level luffing crane 带俯仰式吊车的龙门起重机
- bridge crane with level luffing crane 装有起重杆升降设备的桥式起重机
- level luffing crane 平行运送旋臂起重机
- lever luffing crane with swing lever 旋臂式俯仰起重机
- Babcok and Wilcox type luffing crane 巴韦型俯仰起重机
- luffing crane type coal unloader 俯仰起重机式卸煤机
- A Method in Level Luffing Design 水平变幅设计的一种方法
- I'd like a room on the upper level. 我想要楼上的房间。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- I hope you'll be on the level with me. 我希望你对我坦率布公。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- Keep a level head and phone the Fire Department. 保持冷静，打电话给消防署。
- A football field should be level. 足球场地应该平坦。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- luffing crane 水平起重机,俯仰式起重机
- I have told the whole story on the level. 我已经诚实地把整个事情经过讲出来了。
- traveling luffing crane 移动式俯仰起重机
- Find level ground for the picnic table. 找一处平坦的地面放野餐的餐桌。
- This mountain is 1,400 meters above sea level. 这座山海拔1,400米。
- He has a level head in emergencies. 他在危急关头能镇定自若。
