Sandy-Clay bed 砂质粘土层
boundary clay bed 界线粘土层
clay rock bed 粘土岩层
clay-gravel bed 粘土砾石
bed puddle clay 夯实粘土层
a bed of clay 粘土层
By using the method it can be determined whether a clay bed retards the movement of soil water and salt and how large th...
据此可以判断粘土夹层是否阻水阻盐及其阻水阻盐作用效果。
Vertically, rocks near the unconformity appear layers which are in turn semi-weathering rock, weathering clay bed and basal conglomerate.
不整合附近的岩层在纵向上呈层分布：从下至上依次为半风化岩石、风化粘土层和底砾岩。
Green sand casting casting clay weight from a few kilograms until decades kilograms, machine tool lathe bed and clay dry type of casting production can be weighed dozens of tons.
粘土湿型砂铸造的铸件重量可从几公斤直到几十公斤，机床床身而粘土干型生产的铸件可重达几十吨。
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