“帽状阀”的概念、定义、翻译、参考文献-科学参考

单词	帽状阀
释义	帽状阀 bonnet valve
随便看	grid mesh grid metal grid method grid method for strain measurement grid model grid-modulated amplifier grid modulation grid modulation circuit grid navigation grid nephosope grid neutralization grid neutrodyne method grid noise grid north grid of mirrors grid of reference grid of reinforcement grid of screw dislocations grid origin grid-packed column grid (packed) tower grid packing grid parallel grid pattern grid peak-voltage

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