In accordance with construction acceptance specification, temporary restraint is to apply to the expansion joint on pipeline at pressure test after pipe installation.
管道安装后进行压力试验时，施工验收规范要求要对管道上的膨胀节进行临时约束。
2
However by applying node point coupling and restraint equations the result of calculation was basically identical with the calculation result that adopts beam unit hinge joint.
而采用节点耦合和约束方程，则与采用梁单元铰接的计算结果基本一致。
3
It is one of the important factors for the operation of joint-stock enterprises to establish the mechanism of inspiration and restraint on the top of following the general rules of modern enterprises.