热风润叶机还具有(),解除解把机未解开的烟把的作用。
参考答案:掺和配叶各种烟叶
Fish can not live _______ water. We're the same! [ ]
A. without
B. with
C. haven't
D. hasn't
预制砼桩起吊时的强度应达到设计强度的()。
A.50%
B.75%
C.85%
D.100%