辅助蒸汽有哪些汽源?
参考答案:
辅汽系统有三个汽源:
启动汽源:老厂启动蒸汽管道;
全厂辅汽的备用汽源:#1机组再热蒸汽冷段(仅1号机组有);
正常汽源:四段抽汽。
"Perhaps we need to send for Dr. Smith to see what we can do about it," Father suggested _____
to his neighbor who had come to discuss the problem. [ ]
A. tentatively
B. thoughtlessly
C. definitely
D. rudely
间接融资可以应用的金融工具是( )。
A.股票
B.债券
C.汇票
D.信用贷款