long thread短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 🌏可制作蛋白霜；长螺纹 When carbon fibre is made into fine powder, its surface structure and property will change remarkably, of which the electrical conductivity is also slightly different from the long thread. 炭纤维制成极细的粉粒后，其微粒的表面结构与表面特性将有显著的改变，导电性能也与长丝略有不同。 chemyq