(判断题)47: 尺寸环都位于同一平面的若干平行线上，这样的尺寸链是平面尺寸链 。
A: 错误
B: 正确
1.(单选题)—Hello,YangLinspeaking. —________________ A.I am Carol. B.This is Ca...
1.(单选题)—Goodmorning,canIhelpyou —________________ A.No, I just have a look ...
1.(单选题)—Hello,YangLinspeaking. —________________ A.I am Carol. B.This is Ca...
1.(单选题)— —It'smypleasure． A.Can you fax the document in time B.When can yo...
1.(单选题)— —Theround-tripairfareforapersonisonly$188. A.How much does the air...
要做作业扫码我