鵝頸形 的英文怎麼說
中文拼音 [éjǐngxíng]-
Shipbuilding and marine structures ; bearings for derrick goosenecks ; assemblies and components ; identical with iso 6045, edition 1987
造船和海上結構.懸臂起重機鵝頸形起重桿的軸承.組件Machines for metal forming. form for consultation, enquiry and ordering of open - front and straight - sided mechanical presses for cold working of metals
金屬成形加工機械.金屬冷加工用拱式及鵝頸管機械壓力機詢價報價和訂購表格Shipbuilding. swan - neck steel ventilators with oval flange
造船工業.帶橢圓形凸緣的鋼制鵝頸通風管
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