thrust at blocks 蹬起跑器
The other part of the reefs might be covered by thrust blocks and overlying strata.
现今礁体部分暴露于地表，部分被推覆体或上覆地层覆盖。
It is required for the position-controlled lowering of the BUR so that the thrust blocks can be automatically move in and -out.
为了使止推块自动进出必须控制上支承辊的下降位置。
We've added a reverse option to the flying blocks parameters, allowing you to invert its thrust.
我们增加了一个逆向选择飞块参数，允许你翻转它的推力。
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