基本解釋[機械工程]密封試驗壓力殼體測試壓力彌縫實驗壓力英漢例句雙語例句Disc has two-way bearing, perfect seal, without leakage under the pressure test.閥板可雙向承壓，達到完全密封，氣體試驗泄漏為零。Especially suitable for the performance test of safe valve seal pressure, ration, open and return pressure.專用于法蘭式安全閥的密封壓力、整定、開啟、回座壓力的性能試驗。Low pressure seal test 4.4.1 for low pressure seal test, the sealing surface should be kept clean, no oil, no grease and seal fat, For to prevent scratches.低壓密封試驗4.4.1 進行低壓密封試驗時，低溫閥門密封面應(yīng)保持干凈，無油、無油脂和密封脂，如需防止擦傷。seal test pressure更多例句詞組短語短語Seal test pressure MPa 密封試驗壓力Seal pressure test 密封試驗壓力low Pressure seal test 低壓密封試驗壓力High Pressure seal test 高壓密封試驗壓力seal test pressure更多詞組專業(yè)釋義機械工程密封試驗壓力殼體測試壓力彌縫實驗壓力