Chopsticks for beginners come with a metal spring for easier use.

专为初学者设计的筷子，中间有弹簧夹，用起来更方便。

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Plant is mainly used for metal screws, metal crafts factory, metal spring factory, electronics factory, toy factory, the watch factory and so on!

主要用于五金螺丝厂、五金工艺品厂、五金弹簧厂、电子厂、玩具厂、表业制造厂等！

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The peg was made of plastic and metal spring was abandoned. By altering mixture of plastic raw material, folding capability of plastic parts was improved.

这是一种全塑料的衣夹，舍弃了金属弹簧，通过对塑料原材料的混料改性，提高了塑件的耐折性能。

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Massa was hit on the helmet by a metal spring, the size of a drink can and weighing almost a kilo, which fell off fellow Brazilian Rubens Barrichello's Brawn car.

BBC: Massa set to fly home to Brazil

Moreover, in many ways, it will do the job better than a metal balance spring.

ECONOMIST: A luxury watchmaker is putting silicon in its timepieces

Finally, this spring, he built a metal stall for two buffalo, single file.

WSJ: It's Easy to Be Cowed When Trying to Milk a Water Buffalo