Solve after defined the contact face.
各接触面间定义为接触后求解。
It shows that the contact face between ore and waste as a ideal interface is incorrect during drawing.
研究指出:在放矿过程中,将崩落矿岩接触带视为一理想界面是不正确的。
In the bottom increase "half moon" ring of rubber, under the close status, can increase wedge and body's contact face, make better airproof capability.
底部加入半圆密封筋,在关闭状态下,可增加闸板与阀体的咬合度,使得密封性更好。
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