海龟的性别由()决定。
A.温度
B.盐度
C.食物的香味
参考答案:A
苏轼的名作《水调歌头•明月几时有》与下列哪个节日有关?()
A.中秋
B.重阳
C.清明
D.上巳
The only wire rope termination which may be made in the field is().
A.swaged socket
B.thimbled mechanical splice
C.hand splice
D.spelter poured and resin sockets