visiting engineer
来访的工程师
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Provide assistance to Sales Engineer for customer's inquiries through visiting, phone calls and letters.
协助销售工程师接待客户的日常来访、来电、来函等咨询服务；
youdao
After visiting the oil spill in June 2010, the young engineer decided to leave MIT in Boston to develop an open source oil spill cleaning robot, Protei.
CNN: Robotic sailboats built to clean up oil spills
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