仪表自控设备管理常见文包括()
A.工作总结
B.报告
C.检修计划
D.论文
参考答案:A, B
链条炉排的最大缺点是()。
Being named the best athlete of the year was an important()in the baseball player’s life.
A.segment
B.ingredient
C.contribution
D.episode