shallow floor的例句大全

study on the mining method with lofty roof and floor under shallow overburden condition research of horizontal well technology used in shallow least permeable aquifer groundwater extraction

浅埋深松软顶底板褐煤层开采方法的研究浅层低渗透性含水层水平盲井开采技术研究初探

there was a squat toilet set into the floor, and in lieu of toilet paper a shallow well with a little plastic bowl floating on top.

里面的厕所是蹲式的，原本应该放手纸的地方被摆上了一口浅水槽，上面还漂着一只小小的塑料碗。

Research on Sea Floor Three-Dimensional Vision Based on Illuminated Depth Contour and Color Gradients Shallow water mapping of estuaries

基于明暗等深线与分层设色的海底地形立体表示方法研究绘制海湾浅水深度图

Habitat at having the shallow sea sea floor of aquatic or silt, or below conceal stone.

栖息于有水草或泥沙的浅海海底, 或潜伏石下.