土壳移动 tukmob
混凝土壳板 concrete jacket
外混凝土壳 outer concrete shell
筒形混凝土壳 cylindrical concrete shell
稀土壳聚糖螯合盐 rare earth-chitosan chelate ; RECC
混凝土涡壳泵 concrete volute pump
钢壳混凝土桩 Steel-Shelled Concrete Pile ; cased pile ; Shelled Concrete Pile
土壤表壳 soil crust
土壤结壳 skorupa gleby ; soil crust
结壳土壤 crust soil ; incrusted soil
洋葱也是，一旦发芽就停下来，在霜中长壳，栖息在霜冻的土中。
The Onions too, once sprouted have ground to a halt, encrusted in frost, perched on the frozen soil.
实验表明：净风对土表的风蚀作用微弱，即使在遭到大风吹刮时，土表的结壳仍不易受到破坏。
The experiment indicates that wind itself is of weak effect on ground surface erosion, so that the soil crust may not be destroyed even under great wind velocity.
现今出露于中国北方地表的红色土壤是在红色古土壤和红色古风化壳上发育的，而且大多经历了不连续的成土过程。
In north of China, Latosol-like soils which were exposed to the earths surface were developed from red Paleosol and red paleo-weathered crust.
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