The buildings have a structural frame made of galvanized steel and are clad in corrugated sheet metal painted black.
建筑采用了镀锌钢制成的结构框架，并且框架都包裹上了黑色波纹金属板。
The frame number marks, made of steel plate shall be welded and painted on the hatch coaming and bulwark at the place of every 10 frame-space and at every bulkhead.
每隔10档肋位和每一舱壁处要用钢板割的肋位标记焊接到舱口围和舷墙上。
Outer frame of galvanized, painted or stainless steel. Blades of galvanized or stainless steel with double sheet construction, silicon sealings. Maintenance-free stainless steel bearings and shafts.
外部框架为镀锌，涂漆或不锈钢。镀锌或不锈钢的风叶带双层结构。免维护的不锈钢轴套和转轴。
Outer frame of galvanized, painted or stainless steel.
外部框架为镀锌，涂漆或不锈钢。
Material of machine frame: The surface extrusion process by anodic aluminum oxide, carbon steel spraying plastic, spray-painted carbon steel, stainless steel.
机体框架材质：表面经阳极氧化铝挤型材、碳钢喷塑、碳钢喷漆、不锈钢。
Fixed frame and blades of painted, galvanized or stainless steel.
焊连的外框和组装的风叶可选材质为喷漆、镀锌或不锈钢。
Fixed frame and blades of painted, galvanized or stainless steel.
焊连的外框和组装的风叶可选材质为喷漆、镀锌或不锈钢。
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