base course

base course读音音标

英 [beis kɔː(r)s]

美 [bes kɔː(r)s]

base course意思解释

释义

基层，底层；

主航向；

英英释义

Layers in the construction of a mortarless pavement:A. [[Subgrade B.

双语例句

Therefore, he laid a base course of crushed stone on top of a compact footing instead of the costly stone foundation.因此他就在压紧的路基上铺碎石基层，而不使用造价很高的石块路基。The analytical results show that it is possible for the stabilized slaking mudstone to be used as base material.研究表明，泥岩泥化物纤维固化体具有较好的强度与抗变形特性，可作为巷道路面的基层材料。Some of the mobilized elements may be reprecipitated at the base of the soil profile.某些移出的养分可能在土壤剖面底层重新沉淀下来。Lithographic plate where the printing image area base is usually brass or copper, and the non-printing area is usually stainless steel or chromium.印纹部份常用黄铜或铜为底层，非印纹部份常用不绣钢或铬为面层的柯式印版。