您要查找的是不是：
- He came to look at the drainage. 他是来检查排水设备的。
- The drainage system has been aged. 排水系统已经老化了。
- A longitudinal cut from the trunk of a tree. 料板，板皮从树干上纵切下的一块木材
- longitudinal drainage 纵向排水
- The longitudinal girder forms part of the parapets. 纵梁成为栏杆的一部分。
- The drainage of the town is not good, some of the pipes are broken. 城里的排水系统不好,有些水管断裂了。
- The longitudinal cords are termed connectives. 纵走的索称为连索。
- We must dig a drainage ditch to run off the water. 我们得挖一条排水渠把水排掉。
- Entry clamp with longitudinal and cross traverse. 可纵向、横向运行的进口夹钳
- Whether profession longitudinal association member? 是否行业纵向协会成员?
- The town's drainage is very efficient. 这城市的排水系统很好。
- A main longitudinal vein in a leaf. 叶片上主要的纵脉。
- A drainage passage, as to a culvert. 排水沟排水通道，如阴沟
- Such a field is called a longitudinal field. 这种电场称为纵向电场。
- Is there adequate drainage where needed? 需要排水的地方其排能是否足够?
- North donetz longitudinal throughout. 北顿涅茨河纵贯全境。
- LONGITUDINAL CUTTING ROUNDNOSE PLIERS. 圆口纵钳。
- Strain and longitudinal displacement . 张力和纵向位移。
- Pancreatic abscess obviously requires drainage. 胰腺脓肿显然需要引流。
- The area has good natural drainage. 这个地区有良好的天然排水系统。
