The black metal piece between the electric motor and Porsche transmission is an adapter I designed, machined, and welded myself.
黑色金属件之间的电动马达和保时捷传输适配器我设计，加工和焊接自己。
The abnormal block and black round structure of 50 axletree steel was studied and analyzed using optical microscopy, transmission electron microscopy, electron probe and so on.
用光学显微镜、透射电子显微镜以及电子探针等现代材料试验手段对50钢中存在的大块黑色团状异常组织进行了研究和分析。
Before studying at Xiamen University I was employed as a corporate English trainer and delivered classes and seminars to companies such as Emerson Power Transmission, Black and Decker, and Bugaboo.
在厦门大学学习之前我曾受聘担任企业英语培训和交付，如艾默生动力传动，黑色和德克尔和布盖布班和研讨会的公司。
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