问题
单项选择题
一个完整的抽真空系统一般白（）组成。
A．一级蒸汽喷射器和二级蒸汽喷射器
B．一级蒸汽喷射器、回流器和二级蒸汽喷射器
C．塔顶冷凝器和一、二级蒸汽喷射器
D．增压器和一、二级蒸汽喷射器及后冷器
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
一个完整的抽真空系统一般白（）组成。
A．一级蒸汽喷射器和二级蒸汽喷射器
B．一级蒸汽喷射器、回流器和二级蒸汽喷射器
C．塔顶冷凝器和一、二级蒸汽喷射器
D．增压器和一、二级蒸汽喷射器及后冷器
参考答案：C
从下列方框中选择合适的词或短语并用正确的形式填空。（每空1分，共10分）
小题2:We _________ a meeting for the members in a café. 小题3:She was deeply _________ by his strong sense of humor. 小题4:My professor does not ___________ of your idea. 小题5:Theory must ____________ to practice. 小题6:My friend has lost her _________ in life after a series of incidents. 小题7:He seems to have the impression that I have an _________ supply of money. 小题8:I was too _______ that he had told lies to me again and again. 小题9:Hard work and patience ____________ to her success and happiness in the end. 小题10:Her baby’s weakening health filled her with great _______________. |