气体泄漏检查 gas leak check

泄漏检查 leak detection ; leakage cheak

制动器气压泄漏检查 brake air system leakage check

泵泄漏检查 pump leakage check

冷却水泄漏检查装置 cooling water leakage detector

冷却液泄漏检查 coolant leakage check

液压系统泄漏检查 hydraulic system leakage check

冷却系统泄漏检查 cooling system leak check