cover layer

短语词组

短语

• Cover -layer 包封膜
• asphaltum concrete cover -layer 沥青罩面层
• Primary Cover Layer 主要覆盖层
• Secondary Cover Layer 辅助覆盖层
• Deep cover layer 深厚覆盖层
• metal cover layer 金属包覆层
• cover layer window openings 覆盖层窗口开口;包括层窗口;覆盖层窗户
• cover layer thickness 覆盖层厚度
• capping cover layer 上部防护面层
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