carpet pin

• 地销钉

carpet pin的用法和样例：

例句

1. Run the pin connector and riser.
   下销钉连接器和隔水管。
2. One such crack formed on the net section at the pin hole, much like an eyebar failure.
   形成在销钉孔净截面处的一条裂纹非常象眼杆破坏。