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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