英语词汇caving ground怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
This paper introduces the design of light-duty roof caving coal hydraulic support equipped with flat tramcar and transportation on ground and under ground.
介绍轻型放顶煤液压支架(下文简称轻放支架)配套平板车的设计过程及轻放支架在煤矿地面、井下的运输过程。
2
Ennis stood as if heart-shot, face grey and deep-lined, grimacing, eyes screwed shut, fists clenched, legs caving, hit the ground on his knees.
埃尼斯的心被狠狠地击中了。他面如死灰，表情扭曲，闭上了眼睛。双拳紧握，两腿一软，重重地跪在地上。
3
The result showed that the mined-out area can not induce impact ground pressure hazard, but partial caving may occur.
结果表明：该采空区不会发生冲击地压灾害，但可能发生局部冒顶。

单词	caving ground
释义	caving ground 简明释义陷落地层专业释义 1 地球科学陷落区 2 能源科学技术不稳定地层双语例句 1 This paper introduces the design of light-duty roof caving coal hydraulic support equipped with flat tramcar and transportation on ground and under ground. 介绍轻型放顶煤液压支架(下文简称轻放支架)配套平板车的设计过程及轻放支架在煤矿地面、井下的运输过程。 2 Ennis stood as if heart-shot, face grey and deep-lined, grimacing, eyes screwed shut, fists clenched, legs caving, hit the ground on his knees. 埃尼斯的心被狠狠地击中了。他面如死灰，表情扭曲，闭上了眼睛。双拳紧握，两腿一软，重重地跪在地上。 3 The result showed that the mined-out area can not induce impact ground pressure hazard, but partial caving may occur. 结果表明：该采空区不会发生冲击地压灾害，但可能发生局部冒顶。
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