单词：pressure reducer
pressure reducer的用法和样例：
例句
- Operating with great efficiency and low-pressure loss, it provides excellent protection to the pressure regulators and meters, minimizes the maintenance and extends equipment life.操作了不起的效率和低压损，它提供对压力减压器和计量表极佳的保护，使维护减到最小和延长设备寿命。
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