Thehotexpandinggasrotatesthebladesoftheexhaustturbine,thusgivingoutlargepartofitspower,whichdrives().
A. theoilseparator
B. thefreshwatergenerator
C. thecompressor
D. firepump
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直立火道焦炉可以分为()
A. 两分式(包括四分式)焦炉
B. 过顶式焦炉
C. 单联式焦炉
D. 双联式焦炉
Thehydraulic()isusedtocontrolenginespeed.
A. motor
B. pump
C. governor
D. capstan
Theignitionofthefuelindieselengineiscausedbythe()ofcompressionoftheairpreviouslyadmittedintothecylinders.
A. vacuumpressure
B. specificgravity
C. heat
D. viscosity
下面有关我国风险投资业现状及特点正确的是()
A. 政府资金仍占很大比重
B. 缺乏经验丰富的风险投资家
C. 有限合伙制是主要的形式
D. 投资集中于种子期和起步期的企业