就粮食供应来说最重要的安全阀是短生产周期。
The most important safety valve as far as food supply is concerned is the short production cycle.
最出名的一次是丰田公司的一家制动阀供应商于1997年毁于一场大火，而丰田公司居然在五天内就恢复了生产。
Toyota famously resumed production within five days after a fire destroyed a brake valve supplier in 1997.
受管制的压力下保持稳定是通过不同的抽气管，可以调整与流速按照使用流量阀供应条件。
Stability of regulated pressure is maintained under varying flow conditions through the use of an aspirator tube which adjusts the supply valve in accordance with the flow velocity.
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