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中文 (中国)The test state of the filter is: dynamic test and static test.
Filter test methods are: sodium flame and oil mist method.
Filter efficiency of the test methods are: atmospheric dust test and artificial dust test method.
The test state of the filter is: dynamic test and static test.
Filter test methods are: sodium flame and oil mist method.
Filter efficiency of the test methods are: atmospheric dust test and artificial dust test method.
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