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- Hard strata transmit shock waves more efficiently than loose earth. 质地坚硬的岩层传播震波的效率比松软的土壤高。
- I think these sediments are merely a pile of loose and unconsolidated particles. How are they converted into solidated hard strata? 但是这些沉积物仅仅是一堆松散的,未固结的颗粒物质,它们是怎么变成固结和坚硬的岩石的呢?
- It was found that the relative hard strata not only formed horizontally but also vertically;and the vertical stratum has a relationship to the hydrodynamics. 研究发现:沿海床剖面不仅存在水平硬层,同时也存在竖直硬层,且竖直硬层与水动力条件有关。
- The main key stratum that is made up of the hard stratum covering over the coal seam has a great influence on rock burst. 摘要煤层上覆坚硬厚层岩层组成的主关键层对冲击矿压的发生具有强烈的影响。
- It is hard to sleep without a cooler in this room. 没有空气调节器,在这间屋里很难入睡。
- Application of Sand Casing Drilling Method in Alternate Soft and Hard Stratum 软硬交替岩层中投砂钻进法的应用
- John felt it hard to rig out his family. 约翰感到难以为一家大小置备衣着。
- The hard core in the party make all the decisions. 这个党的核心成员决定一切。
- Hard copy is computer output on paper, printing or graphics. 硬拷贝是出现在纸上、印刷上或图表上的电脑输出。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹,看能不能将它去掉。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- He pushed hard on the brake pedal to avoid a collision. 他使劲踩下煞车踏板以避免撞车。
- One can not learn a language well unless one works hard. 学好一种语言非下苦功不可。
- Let's collect the sap before its consolidation into a hard mass. 让我们在树液坚固成团之前将之收集起来。
- He owes his opulence to work hard. 他的财富乃辛勤工作得来。
- She was trying hard to disgorge a fish bone. 她拚命想把鱼刺吐出来。
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- Hard training will fit them to run long distances. 严格的训练将使他们能跑长距离。
- Seth really took it hard when his old dog died. 塞思的那条老狗死的时候,他确实怏怏不乐。
- Heavy taxes indispose a citizen to work hard. 重税于国民不愿意辛勤工作。