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The jaws can rotate around the bottom hinged pin shaft.
锁舌是以其底部铰接销轴为中心的转动件。
youdao
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The maximum of various stress locate the bottom of the section of gate shaft;
④检修闸门井各项应力最大值均位于闸门井底部剖面；
youdao
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The maximum of various stress locate the bottom of the section of gate shaft;
④检修闸门井各项应力最大值均位于闸门井底部剖面；
youdao