【单选题】When is Thanksgiving Day?
A.
The fourth Thursday in November
B.
The fourth Thursday in December
【单选题】When is Thanksgiving Day?
C.
The 4th Thursday of November
【单选题】When is Thanksgiving day?
A.
The fourth Thursday of November
B.
The fourth Thursday of October
C.
The fourth Sunday of November
【单选题】某轴的尺寸为Ø60h7,其表面粗糙度Ra值可选 ( )。