Head gaskets are made of thin sheets of soft metal or of asbestos and metal. All cylinder, water, valve, and head-Bolt openings are cut out.

气缸盖用的密封垫是用软金属薄片或金属和石棉组成的薄片制成，留出所有的气缸孔、水道孔、气门孔和气缸盖螺栓孔。

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And discusses the use of CUT-OFF valve on the hydrostatic bulldozer, points out adding the pressure into the controlling parameter of the diesel motor.

讨论了CUT鄄off阀在液压驱动的推土机上的使用问题，提出将压力引入发动机的控制。

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And discusses the use of CUT-OFF valve on the hydrostatic bulldozer, points out adding the pressure into the controlling parameter of the diesel motor.

讨论了CUT鄄off阀在液压驱动的推土机上的使用问题，提出将压力引入发动机的控制。

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