[阅读理解]

【题干】【单词填空题】evaporate dilute seal dissipate simultaneously
positive bounce transfer boost warm-up

【题目】【单词填空题】He was drinking a glass of wine ______ with water.

1、[单选题]______ makes the piston to move up an down in the engine cylinder.

• A、pressure changes
• B、piston head
• C、atmospheric pressure
• D、mechanical force

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2、[主观题]【英译中】The complete cycle of an engine requires four piston strokes:intake,compression,power and exhaust.

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3、[主观题]【英译中】The diesel engines are compression ignition engines.The diesel engine uses the heat of compression to ignite the fuel.

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4、[主观题]【英译中】With the introduction of computers and electronic devices,the modern vehicle’s electrical system is becoming more and more complex.

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5、[主观题]【英译中】The suspension system can absorb the road shock,which results in a smoother ride,safer handling and less mechanical wear.

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