试钻孔,探坑;
I know revising for a test can be boring, but keep your chin up!
例句我知道考前复习可能很枯燥,但你得保持斗志!
Research on brick masonry strength test method of core boring sampling
钻取芯样法检测砖砌体抗压强度的研究
Vertical bearing capacity test studying for boring prepakt concrete caisson pile
压浆混凝土钻孔灌注桩竖向承载力试验研究
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