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In fact, improper Forged Steel Valves storage is a major reason for valve damage.
而实际上，保管不当是阀门损坏的重要原因之一。
youdao
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The valve body is made from forged steel.
该阀采用锻钢阀体，密封为自润滑工程塑料。
youdao
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The valve body is made from forged steel.
该阀采用锻钢阀体，密封为自润滑工程塑料。
youdao