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viscosity index tester
Selling leads
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... material specimen under external heat radiation conditions, It is an important index of combustion classification for building products. According ...
2024-12-09 19:27:37
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... (including oil film strength PB, sintering load PD, comprehensive wear value ZMZ, Long-term wear D and other indexes). The influence of temperatur...
2025-08-01 00:10:35
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