过去，国内生产这些线材都是用来出口的，但在 2009 年开始国内的需求开始暴涨。
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Cylindrical "forearms" house small electric motors, known as actuators, which pull on metal tendons that move the fingers with precision.。业内人士推荐WPS官方版本下载作为进阶阅读
同样的事情，也在其他公司身上发生着，而且有些细节更为戏剧性。
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