Aluminium tubes used for wickless gravity heat pipes ceramic conduct ( excl. insulating electric conduit tubing) GB/T9082.1-1988无管芯重力热管铝管材陶瓷导管(不包括电绝缘导管管材)
Conduct, of porous common pottery ( excl. insulating electric conduit tubing) 多通道场效应晶体管普通陶质多孔导管(不包括电绝缘导管管材)
Flexible insulated electric cord. elbow, of base metal, lined with insulating material, for electrical conduit tubing 花线,皮线软的绝缘电线导线管用弯头,衬裹绝缘材料的,贱金属制
A cell in the xylem of vascular plants. conduct, of porous common pottery ( excl. insulating electric conduit tubing) 管胞在维管植物的木质部中的细胞普通陶质多孔导管(不包括电绝缘导管管材)
The utility model belongs to a scope of electric pipe connection pieces, in particular to a muff-coupling clamping closed galvanized steel conduit joint device. 本实用新型公开了属于电气管线连接件范围,特别涉及一种套接紧定式封闭型镀锌钢导管接头装置。
Study of Special Material for fire Retarding Electric Wire Conduit 阻燃电线套管专用料的研究