十字接头cross connection;cross joint;four way box详细»
十字接头backflow connection详细»
十字接头four way box详细»
十字接头cruciform joint;four-way union详细»
十字接头cruciform joint;four way box;four waytube box;pipe cross详细»
十字接头cross;cross connection;cross joint;cruciform joint;four-way tube box详细»
十字接头cross joint详细»
十字接头cross connection;cross joint;crosshead详细»
十字接头cross joint详细»
十字接头〔名词〕cruciform joint详细»