Results indicate that when the double container car enters into a tunnel, the pressure drag of the double container car quickly rises, and then rapidly falls.
测试结果表明：双层集装箱车辆进入隧道口时，空气压差阻力急剧上升，之后又迅速回落；
Double-stack container trains are the new railway products which can increase transport capacity with higher speed and lower unit operating cost.
铁路双层集装箱运输是一种运输速度快、运输费用省、单位运营成本低、能使运能提高的铁路货运新产品。
An insulated container used especially to store liquefied gases, having a double wall with a vacuum between the walls and silvered surfaces facing the vacuum.
特别指用于贮藏液态气体的真空容器，有双层壁，壁间为真空，接触真空的表面镀银。
Based on analyzing security factor of double stack container cars, it has designed the operating condition under factual condition.
本文分析了影响双层集装箱车运行安全的主要因素，根据实际情况设计了双层集装箱车运行的不利工况。
For greater benefit, the railway freight requires operation of double-decked container trains, making the clearance under the railway overpass insufficient.
为了提升效益，铁路货运需要开行双层集装箱列车，而上跨铁路立交桥桥下净空不足。
Using double layer container transport is an effective approach to reduce intense transport capacity of main railway line in China and decrease container transport cost.
采用双层集装箱运输是缓解目前我国铁路主要干线运输能力紧张状况、降低集装箱运输成本的有效途径。
Many countries with large clearance, like USA, Canada and Australia, have run the double-stack container trains.
美国、加拿大、澳大利亚等限界较大的国家都积极开行了双层集装箱列车。
To waterproof, simply find an old plastic container that will go over the front and back parts and use silicon sealent to fix them onto the double sided PCB.
至于防水，简单地找一个旧塑料容器，分开前面和背面，用硅密封胶把它们分别粘在PCB的两面上。
When the double-door milk box with a lift inner container is used, the milk sender can open all milk boxes with one general-purpose key without taking along with a plurality of keys.
采用这种牛奶箱时，送奶员只需配备一把通用钥匙便可开启所有奶箱，无须携带大量钥匙。
When the double-door milk box with a lift inner container is used, the milk sender can open all milk boxes with one general-purpose key without taking along with a plurality of keys.
采用这种牛奶箱时，送奶员只需配备一把通用钥匙便可开启所有奶箱，无须携带大量钥匙。
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