单元测试楼 building component: 预制的建筑单元; 增效组分component building: 组合造房component test: 部件试验; 零件检验; 零件试验; 组合测验; 组件试验asbestos cement building component: 石棉水泥建筑构件building component design: 建筑构件设计下载手机词典可随时随地查词查翻译