Machine tools are produced in this factory这个被动语态句子中为什么用in而不用by谢谢了,in和by有区别吗

Machine tools are produced in this factory这个被动语态句子中为什么用in而不用by谢谢了,in和by有区别吗 this factory produces machine tools改为被动语态 安庆机床有限公司,英文翻译Anqing Machine Tools Co.,Ltd.,其中Tools,那个s到底要不要 Are these your tools?的同义句 either of the tools is used to repair this machine准确点翻译 PR PR pr. 19.These tools are useless now,_____ 反问部分是什么 Machine Machine Machine 英语翻译A new breed of micro-machining systems called micro/meso-scale machine tools (mMTs) are now evolving [1–4]with the goal of creating micron-scale features with10_3–10_5 relative accuracies (error divided by featuresize).Among the advan on和about的区别we shall be pleased to send you the necessary information___ our machine tools.为什么选择on而不是about? 英语翻译General purpose N/C machine tools can be utilized to produce parts at a higher rate than is possible with manually controlled machine tools.The basic reason for improved productivity with N/C technology is that N/C mimics the performance tools是什么意思 英语翻译“Farm tools commonly used by villagers are still being curated on campus.” There are some special _____(transport) tools用所给的单词的正确形式填空