ygs67 发表于 2017-12-20 08:57:26

ASTM D7549-16

ASTM D7549-16 Standard Test Method for Evaluation of Heavy-Duty Engine Oils under High Output Conditions—Caterpillar C13 Test Procedure

admin 发表于 2017-12-20 15:08:33


谢谢您的分享，金币已奖励!
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