螺纹的综合测量应使用______量具。
A.螺纹千分尺
B.游标卡尺
C.钢直尺
D.螺纹环规
参考答案:D
— How do you like the new book?
— There are _____ new words in it. It's too difficult for me. [ ]
A.little
B.few
C.so much
D.so many
从设计形式上将花镜分为()
A、专类花卉花境和混合式花境
B、对应式花境和单面观花境
C、单面观花境和双面观花境及对应式花境
D、混合式花境和对应式花境