thickness change rate 回波厚度变化率
thickness change ratio 厚度变化比率
Glacier thickness change 冰层厚度变化
coal seam thickness change 煤层厚度变化
Change Thickness Direction 更改厚度方向
The seam thickness change is one of the main factors effected on coal mining.
煤层厚度变化是影响煤矿开采的主要因素之一。
The seam thickness change is one of the main factors effected on coal mining.
构造作用是控制井田范围内煤层厚度变化的主要地质因素。
Objective To evaluate epicardial fat thickness change in coronary artery disease patients by using echocardiography.
目的本研究中利用超声心动图评价冠心病患者心外膜脂肪组织厚度变化。
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