双壁波纹管的规格尺寸（mm）：外径（D）110≤D≤120；内径D≥90。
参考答案：对
The special ship was _____ thousands of ice cream sticks. [ ]
A. made in
B. made into
C. made from
D. made of
高温物料采样应有（）的保护措施。
A.戴上眼镜
B.系好围裙
C.靴子
D.防毒面具
E.戴上不易吸收的手套
F.有采样监护人
（G）吸收瓶
