Turning away from the use of lenses, Newton devised the reflecting telescope, which makes use of a bowl-shaped metal mirror to focus the light from the stars.
牛顿不用镜头，而设计制作反射式望远镜，这种望远镜利用碗状的金属镜子来聚焦来自恒星的光。
Lisa: We just learned that a turning center removes metal. What operations can it perform, John?
丽莎：我们刚学到了车削加工中心去除金属。约翰，它能执行什么操作？
For turning operations, the lathe USES a single-point cutting tool which removes metal as it travels past the revolving workpiece.
在车削操作中，车床用一个单刃切削刀具在旋转的工件上进行金属切削。
New anodize grade aluminium (more difficult for machine turning) is tested, so we can have more colors for metal piston system.
铝活塞改变可阳极处理级的铝材(较难车削)，看看可能的部份新颜色。
A metal pin with incised threads and a broad slotted head that can be driven as a fastener by turning with a screwdriver, especially.
一枚有切割的螺纹和宽头的金属钉，可以用螺丝刀拧入以作为紧固物，尤指。
My company was founded in 1997, mainly produces metal stamping parts, turning parts, plastic products and other products.
车削件，塑料膨胀管非标螺丝，螺母， 膨胀钉…我公司成立于1997年，主要生产五金冲压件，车削件，塑料制品等产品。
The effects of the machining depth and the amount of feed on the mechanical properties of the metal fiber to be machined with the self propelled rotary turning tool are researched.
研究用自旋转车刀加工金属纤维时，切削深度和进给量对纤维力学性能的影响。
In the original film, Branson can be seen turning around after walking through a metal detector at Miami Airport.
在原版本中，可以看到Branson在迈阿密机场走过一个金属探测器后转过身的镜头。
Experimental results show that machining metal fibre by using self propelled turning tools is an effective way.
试验结果表明：用自旋转车刀加工金属纤维是一种行之有效的切削加工方法。
Jae Lee, a former scrap-metal exporter, saw an opportunity and began turning out chopsticks for the Chinese market late last year.
李佳（音译），原先是废弃金属出口商，去年底他发现了一个商机，开始为中国市场生产筷子。
Jae Lee, a former scrap-metal exporter, saw an opportunity and began turning out chopsticks for the Chinese market late last year.
李佳（音译），原先是废弃金属出口商，去年底他发现了一个商机，开始为中国市场生产筷子。
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