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for subject
Oil / petroleum
containing
试用
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all forms
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in specified order only
Chinese
English
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
期
period of probation
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