damp course
参考词典中damp course的常规释义：
基本释义
- n.防湿层
英英解释
1个名词解释
- a course of some impermeable material laid in the foundation walls of building near the ground to prevent dampness from rising into the building
[同] damp course, damp-proof course
点击查看……- a course of some impermeable material laid in the foundation walls of building near the ground to prevent dampness from rising into the building
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