Japan buys much of its rare metal from China to feed its electronics and car industries.

日本从中国购买稀有的金属向国内电子工业和汽车工业提供生产原料。

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The conditions which have an important influence on metal cutting are work material, cutting tool material, cutting tool geometry, cutting speed, feed rate, depth of cut and cutting fluid used.

对金属切削有重要影响的条件有工件材料、刀具材料、刀具几何形状、切削速度、进给率、切削深度和所用的切削液。

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The purpose of this is to feed the molten metal to the mold cavity as the molten metal solidifies and shrinks, and thereby prevents voids in the main casting.

其目的是当熔化金属凝固和收缩时往型腔里补充熔化金属，从而防止在主铸件中产生孔隙。

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In one building, just past a small statue of the beloved Hindu elephant god Ganesha, robots pick up pieces of sheet metal and feed them into a series of 30-foot-tall stamping presses every ten seconds until the left-side door of a Tata Safari SUV is formed.

FORBES: The Next People's Car