钢结构: steel structure构件: member; construction member; ...的: 4次方是 The fourth power of 2 i ...安全: safe; secure; safety; securi ...要求: ask; demand; require; claim; ...电光源的安全要求: safety requirements of electrical light source挖掘的安全要求: safety requirements for excavation非结构构件: non-structural element结构构件: construction element; structural element; structural member客车结构安全要求: the safety requirements for bus construction单端荧光灯的安全要求: singlecapped fluorescent lampssafety specificationsons电阻焊机的安全要求: safety requirements for resistance welding machine工地用木梯的安全要求: safety requirements for job-made wooden ladders固定式梯子的安全要求: ladders - fixed - safety requirements小功率电动机的安全要求: safety requirements of small power motors结构构件对准: structural alignment结构构件起拱: camber of structural member预制结构构件: prefabricated structural element钢结构件: steel structure安全要求: safety requirement结构构件；结构元件: structural element半导体少长针消雷装置使用的安全要求: the safety demands of using semiconductor lightning eliminator道路与街路照明灯具的安全要求: safety requirements of luminaires for road and street lighting电信终端设备的安全要求和试验方法: the safety requirement and test method for telecommunication terminal equipment家用电动洗衣机的安全要求: safety requirements for household electric washing machines
