对锥形筒子端部成形影响的主要因素是()A、自由纱段 B、摩擦纱段 C、络筒张力 D、 发布时间:2017-05-10 00:02 │ 来源:www.tikuol.com 题型:单项选择题 问题: 对锥形筒子端部成形影响的主要因素是()A、自由纱段B、摩擦纱段C、络筒张力D、筒子受到的压力
题型:单项选择题 I’m not surprised that he became a writer. Even as a child he had a _____ imagination.A.clearB.cautious C.funnyD.vivid 查看答案