创建一个新的数据库,可以命名为tempdb。
A、25
B、15
C、20
D、30
Oil painting was introduced to China in the 20* century, and became popular in the 1980s.
Which of the following skidding machine is the least expensive skidding machine to own and operate? ______
A. Grapple skidder B. Clam-bunk skidder C. Cable skidder
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