Methods of test for full-flow lubricating oil filters for internal combustion engines—Part 9:Inlet and outlet anti-drain valve tests
IDT ISO 4548-9:2008
全国内燃机标准化技术委员会(SAC/TC 177)
GB/T 8243的本部分规定了内燃机“旋装式”或“可更换式”全流式机油滤清器进、出口止回阀有效性的试验方法。
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