This approach is a high efficient and economic technology for composite parts.
是一种制造钨铜材料复合件既经济又高效的工艺方法。
Communication, bio-tech, new material industry photoelectron technology and high efficient energy saving technology.
通讯，生物科技、新材料工业、光电子技术、高效节能技术。
Communication, bio-tech, new material industry photoelectron technology and high efficient energy saving technology.
通讯，生物科技、新材料工业、光电子技术、高效节能技术。
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