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- The equilibrium between gravity of the upper impermeable stratum and water pressure is a common calculation method for anti-uprush of foundation pit. 在基坑抗突涌分析中,用上覆土层的重力来平衡水压力是一种常用的计算方法。
- A well drilled through impermeable strata into strata that receive water from a higher altitude so there is pressure to force the water to flow upward. 通过不渗水的地层到能从有气压强迫水往上流动的较高的纬度获得水而钻的井。
- Research and Application of Vertical Cut-off Wall Keyed into Impermeable Stratum 落底式竖向截水帷幕的研究与应用
- impermeable stratum 不透水层
- They represent each society stratum. 他们代表各个社会阶层。
- They do not constitute a separate class or stratum. 知识分子和青年学生并不是一个阶级或阶层。
- A usually impermeable substance used for caulking. 堵塞材料用于堵缝的通常不渗透的材料
- He hates the privileged stratum. 他憎恨特权阶层。
- The passage became absolutely impermeable. 过道完全不通了。
- A usually impermeable substanceused for caulking. 堵塞材料用于堵缝的通常不渗透的材料。
- This is a stratum we must win over. 这一阶层，我们是必须争取的。
- Thus clays and shales tend to be impermeable. 因此粘土和页岩就往往不透水。
- Tramps are from the lowest stratum of society. 流浪汉来自社会最下层。
- Rocky or impermeable sites should be avoided. 多岩石和不具渗透性的地点应当避免。
- Is The Intermediate Stratum Forming in China? 中国的中间阶层正在形成?
- Modification of breather stratum about airslide. 空气输送斜槽透气层的改造。
- To form bends in(a stratum of rock. 地层褶曲（在地层的岩石上）形成弯曲
- The lower stratum divides again into Ds and Es. 下层又分成D级和E级。
- Such inequalities are found in every stratum. 这类不公平的现象存在于社会的每一个阶层。
- To form bends in(a stratum of rock). 地层褶曲（在地层的岩石上）形成弯曲
