有色丝的生产是通过向常规切片中添加()来实现的。A、色母粒切片 B、全消光切片 C、 发布时间:2019-07-03 04:43 │ 来源:www.tikuol.com 题型:单项选择题 问题: 有色丝的生产是通过向常规切片中添加()来实现的。A、色母粒切片B、全消光切片C、超有光切片D、PBT切片
题型:单项选择题 I have bought a new watch because my old ______ doesn't work. [ ]A. it B. one C. that D. this 查看答案