单词：cast zinc alloy
单词：cast zinc alloy 相关文章
图片1 metal n. 金属 例句：This metal is harder than that one. 这种金属比那种硬。 metallic adj. 金属(性)的 例句：Fannie' s shovel struck against something metallic when she wasplanting flowers in the garden. 当芬妮在花园里种
漫画搞定六级词汇（文本+音频）
1.He drove very fast to _______ that red car. A. scatter B.overtake C.site D.sponsor 2.Slides are sometimes called ________ film. A. whistle B.vigorous C.robot D.transparent 3.Professor Smith _______the most important part in his paper. A. omitted B.
大学四六级阅读
SCIENCE IN THE NEWS - From A to Zinc: The Story of Vitamins By Nancy Steinbach Broadcast: Tuesday, March 29, 2005 (MUSIC) VOICE ONE: I'm Bob Doughty with Phoebe Zimmermann, and this is the VOA Special
科技之光
Zinc supplements reduce the average cold by about a day and also make symptoms（症状） less severe, according to the latest findings. There's no cure for the common cold, but there's no shortage of ways to treat the symptoms. For a number of year
英语新闻
Intel has unveiled its newest virtual reality headset called Project Alloy. Through this gadget, the company introduces the concept of merged reality. 近日，英特尔公司推出了其名为Alloy项目的最新虚拟现实头戴设备。通过这一
英语新闻
Lesson 37 All About A Penny 第37课 关于便士 When I was a little boy, pennies, and halfpennies, and farthings were made of pure copper. But copper is too soft a metal to stand the rubbing which coins get. So these old pennies soon became so smoo
英国学生科学读本