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楼1970-01-01 08:00:00

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hanhue: 金币+5, ★★★很有帮助, 一人5分吧，谢谢 2014-02-27 08:59:28

The research and development of environmentally friendly new lubricant additive of good lubricating properties has become the general trends.

？

3楼2014-02-27 01:23:36

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RXMCDM: 金币+1, 多谢应助！ 2014-02-27 00:40:19
hanhue: 金币+5, 翻译EPI+1, ★★★很有帮助, 一人5分吧 2014-02-27 08:59:14

The research and development of new lubricant additives which is well-lubricated and environmentally friendly has became the trends. 还是感觉有点生硬，楼主参考下吧

2楼2014-02-26 21:15:43

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