造球时最适宜的水分介于()和()毛细水之间。
参考答案:触点状;蜂窝状
---- Honey, the cat’s stuck in the tree. Can you turn off the TV and get a ladder . . . ?
---- Oh, it jumped off. _______.
A.Never mind
B.All right
C.No problem
D.Take care
建筑石膏的特性如何?用途如何?