排气口密封是许多阀门排气口的重要零件。
所以了解并正确使用阀门是一个很重要的问题。
Therefore, to understand and correct use of the valve is a very important issue.
冲击伴随噪声是阻塞阀门噪声的重要成分。
The shock associated noise is an important component of choked valve jet.
而实际上，保管不当是阀门损坏的重要原因之一。
In fact, improper Forged Steel Valves storage is a major reason for valve damage.
重要提示：如图所示阀门必须储水装置。
截止阀，简单的部件？重要的阀门！
截止阀，简单的部件？重要的阀门！
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