This paper analyzed the influence of mining depth, coal seam dip, mining height and face length on depth of floor water-conductive fissure zone.

综合分析了开采深度、煤层倾角、煤层开采厚度、工作面斜长等地质采矿条件对底板采动导水破坏带深度的影响。

youdao

The floor was sometimes caulked and filled with water to a depth of about a meter for mock sea battles.

地板有时灌满了深度约一米的水，以模拟海战。

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Officials said the recorders needed to identify the causes of the mysterious crash could be on the ocean floor at a depth of 6, 600 to 9, 800 feet (2, 000 to 3, 000 metres).

官员表示，这只记录了神秘坠机原因的黑匣子，可能在深达6600到9800英尺的海底(2000到3000米)。

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Of course, I think Obama would clean the floor with Herman Cain, whose depth of policy knowledge is shallow to say the least.

FORBES: Raising Cain: Why a Herman Cain Primary Victory Might Be a Good Thing

The Thresher sank toward the ocean floor after losing power, until it imploded below crush depth into thousands of pieces.

WSJ: Work stalled on Thresher memorial park in Maine

Locating a ship resting on the floor of the ocean for many decades is somewhat different than finding a submersible to get to that depth and plugging many leaks in a riser pipe and in a blowout preventer.

WHITEHOUSE: Press Briefing