environment- friendly goatskin的用法和樣例：
例句
- Therefore structural steelwork is energy-efficient and environmentally friendly type of building structures.
因此鋼結構又是環保型和節能型建築結構。 - The worldwide situation and development trend of environmentally friendly polishing and surface coloring on stainless steel were summarized.
概括了國內外環保型不鏽鋼拋光和表面著色工藝技術的現狀和發展動態。
