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Terms for subject Oil / petroleum containing 试用 | all forms | in specified order only
ChineseEnglish
多用测试器multiple-purpose tester
投用前水压试验pre-service hydrostatic test
核查用试样witness sample
模拟使用试验simulated service test
用试硫液脱硫醇〔用试硫液精制汽油〕的装置doctor sweetener
试用period of probation