以下为句子列表：
英文: A carrier gas filter system is recommended to be installed on the Helium line (He).
中文: 在氦气管路前面建议安装气体净化装置。
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英文: When its new factory area is put into production, DJAX Lubricant Company (Beijing) Ltd. will import from American DJAX engine oil filter, air filter, gas filter technology and facilities, in order to better satisfy the needs of the old and new customers t
中文: 德杰仕（北京）有限公司新厂区投产后，还将引进美国德杰仕的机油滤芯、空气滤芯、汽油滤芯技术与设备，相信中国广大新老用户会更加感到满意。
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