... up-stream 逆流[的]；上游[的]，上游流，迎面流；阀前的 upstream chamber 进口室 upstream economizer 逆流式省煤器 ...
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人类和健康服务中心下属的总监察办公室六月份声明，该机构正不定时地规范进口海鲜召回政策。
The Office of the Inspector General in its parent department, Health and Human Services, said in June that the agency is performing erratically in policing recalls of imported foods.
农业转基因生物安全管理办公室负责农业转基因生物进口的安全管理工作。
The Office for the safety control of agricultural transgenic living things shall be responsible for the safety control in the import of agricultural transgenic living things.
这个实验室的全套设备都是进口的。
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