问答题下列哪一项不属于包缝机的作用? A.临时固定 B.美观 C.防止布边毛丝松散 D.增加牢度
问答题下列哪个型号的平缝机针用于缝制薄型面料? A.14 90 B.18 110 C.11 75 D.16 100
问答题4.下列哪个型号的平缝机针用于缝制薄型面料?
问答题He has()all the stories in the newspapers.
问答题High-quality()may aid kids to get a better comprehension of the story.