MultiColor Electroplating of Slide Fastener Nob Made of ZincBased Alloy
锌基合金拉链头的多色电镀

Chapter I recounted the background and developing NCBRAS.
第一章，叙述了该机构的创建背景与发展历程。

Researchinto new types of biofuels is looking more promising, said Joyce Tait, chair of the NCBs working party on biofuels.
这些新型生物燃料得研究看起来更有希望。