There were deep furrows in the cheeks, the cheekbones felt sharp, the nose flattened.
脸颊上有很深的皱纹.颧骨高耸, 鼻子塌陷.
英汉文学
How to treat the mined-out region is one of difficult techniques on expressway construction in mine.
采空塌陷区处治技术是矿区高速公路建设的技术难题之一.
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Calculation and statistical analysis of maximal axial stress at mining subsidence area
采空塌陷区管道最大轴向应力计算及统计分析
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采矿区覆岩及地表塌陷是涉及全球性人为环境灾害之一。
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常用的治疗塌陷骨折的办法是平台下小开窗,骨刀或者刮匙撬拨复位,骨折面下植骨。
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冻干粉剂为白色疏松粉末,无塌陷或萎缩现象,加双蒸水后为白色乳状溶液,再分散性良好。
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