base of weathering

基本解释

On land, first breaks commonly represent the base of weathering and are useful in making static corrections.
在陆上，初至一般代表了低速带的基底，可用来进行静校正。
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The types of reservoirs main include base rock weathering crust, sandstone, tuffaceous sandstone and conglomerate.
储层类型主要包括基岩风化壳、砂岩、凝灰质砂岩和砾岩。
Investigation indicates that: talus material, residual deposit and strong weathering bedrock are material base of clastic flow landslide;
调查分析表明：残坡积物与强风化基岩是碎屑流滑坡的物质基础；