单项选择题
A.high temperatures B.low temperatures C.wet D.dirty
Engines, which are to be run in parallel have governors...
单项选择题Engines, which are to be run in parallel have governors specially adapted for the same（）, about 4% to obtain basic load sharing.
A.speed settings B.speed droops C.speed drops D.speed changes
Governors are equipped with motors for synchronizing, l...
单项选择题Governors are equipped with motors for synchronizing, load sharing and frequency control（）
A.speed setting B.load setting C.speed changing D.load changing
In engines with system, the lubricating oil can be adde...
单项选择题In engines with system, the lubricating oil can be added to the engine through the filling hole in the crankcase cover, by using a hand oil can, or through the separator pipe（）
A.lubricating oil B.dry sump C.circulated tank D.wet sump
