氮化硅基切削工具

127 、 分力 componentforce 128 、 分子 molecule 129 、 分子力 molecularforce 130 、 分切;分割;切断 partingoff 131 、 分贝 decibel 132 、 分析 analysis 133 、 分析及批判学

发表于:2019-01-03 / 阅读(52) / 评论(0) 分类 英文名句短语

金属切削 metal cutting 机床 machine tool 金属工艺学 technology of metals 刀具 cutter 电路 circuit 半导体元件 semiconductor element 反馈 feedback 发生器 generator 直流电源

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 英文语法词汇

China's central bank is cutting interest rates by 25 basis points as of today. One-year deposit rates are being slashed to 2.25 percent. The one-year lending rate is being set at 5.1-percent. It is the third rate cut by the central bank since Novembe

发表于:2019-01-26 / 阅读(91) / 评论(0) 分类 英语新闻

Science and Technology Materials science Cracking a problem 科技 材料科学 通过裂纹解决问题 Another use for a fashionable, new material 一种流行新材料的新用途 LIKE all other human activities, science is subject to fads. 像其它

发表于:2019-01-26 / 阅读(39) / 评论(0) 分类 经济学人科技系列

Science and Technolgy. 科技。 Photoelectric cells. 光电池。 To dye for. 染料光电池。 A new type of cell may bring solar energy indoors. 一种新型电池有望将太阳能引进室内。 THE phrase indoor solar power sounds like an oxym

发表于:2019-01-26 / 阅读(51) / 评论(0) 分类 经济学人科技系列

ARI SHAPIRO, HOST: The U.S. says intellectual property theft by Chinese hackers is growing, and the U.S. will keep naming and shaming suspected cybercriminals. The Chinese are targeting the country's technology - from major corporations, Silicon Vall

发表于:2019-02-13 / 阅读(22) / 评论(0) 分类 2018年NPR美国国家公共电台12月
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