big pipe shed的用法和样例：
- Construction technique of big pipe shed in highway tunnel
- Measure the inner and outer diameter of big pipe.
- Skylab was like a big pipe, or tube, with two levels.
- Now I'm guessing that he bought her the big pipe organ, and she's really not happy about it.
- It has certain difficulties to perform pipeline pressure testing and drying because of com-plicated and variable topography and landform,long distance,big pipe diameter and high pressure.