It has a lightweight design, vibration and impact resistant construction, and integral barbed fittings molded into each body ported 'rb' valve.

它有一个轻巧的设计，振动和耐冲击性建设，整体刺到每个机构移植'模包'阀门配件。

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Integral lifting main body of a shield machine is a quick and simple shield machine transit method through subway stations, and can save subway station construction costs.

整体吊装盾构机主体是一种快速简便的盾构机转场通过地铁车站的方法，节约了地铁车站建设成本。

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