Double - door and double - foyer is adopted between the kitchen and the canteen.
采纳厨房与餐厅之间采用双门双道.
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Double - door check valves have twin discs on a spring - loaded center shaft.
双门止回阀在弹簧中心轴旁配置两个对称的阀瓣.
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How much does this double door refrigerator cost?
这台双门冰箱要多少钱?
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It is mainly used in home double - door refrigerators, ice machines, clod storages and the refrigeration appliances.
主要用于家用双开门电冰箱 、 制冷机 、 冷藏箱制冷器具.
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Toughened bulletproof double door, to observe clearly the object in the working chamber.
钢化、防弹双层玻璃门观察工作室内物体一目了然.
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