看上去都差不多,过几年就能看出区别来。
用屁股想都能想出来的道理。你那个土能够压实吗?你是用脚踩一踩就好了?还是用这个?
看上去都差不多,过几年就能看出区别来。
用屁股想都能想出来的道理。你那个土能够压实吗?你是用脚踩一踩就好了?还是用这个?
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