It's correct to take the safest play for the contract at rubberbridge.
在盘式桥牌中，用最保险的打法完成定约是正确的。
2
It 's correct to take the safest play for the contract AT rubberbridge.
在盘式桥牌中，用最保险的打法完成定约是正确的。
3
Abstract: : this article from the engineering practical perspective, the highway bridge bearings laid and the application of rubber bearings are briefly introduced and analyzed.