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Title Standard No. Implemented On
The high-frequency reciprocating rig for diesel fuel assessment of lubricityGB/T 35137-20172018-7-1
Shaft straighteners - General specificationGB/T 32858-20162017-3-1
Tension and compression spring testing machinesJB/T 7796-20052006-2-1
Specification for four-ball friction testing machinesJB/T 9395-20042005-4-1
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