bend pressure balanced expansion joint
复式万向铰链型膨胀节 double gimbal expansion joint 弯管压力平衡型膨胀节 bend pressure balanced expansion joint 直管压力平衡型膨胀节 straight pressure balanced expansion joint ..
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bend pressure balanced expansion joint
弯曲压力平衡膨胀接头
以上为机器翻译结果,长、整句建议使用 人工翻译 。