Among the basic categories of equipment, which of the following are used to allow the hydraulic energy to be controlled?
A.hydraulic pumps
B.valves
C.hydraulic cylinders
D.hydraulic motors
Of the 32 categories, eight were produced only by the Irish dolphins.A．RightB．WrongC．Not mentioned
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[A] on [B] among [C] for [D] by
[A] on[B] in[C] among[D] along
You’re going to have a quiz ( )by another two in the ( )month.A. followed,followedB. followed,followingC. following,followedD. following,following
The “Equipment” used () shall mean the following.A、hereofB、heretoC、herewithD、herein
[A] With[B] To[C] Among[D] Beyond
_____ the engines, the diesel engine is ____ used engine on boardA.Between / more commonlyB.Among / the most commonlyC.Between / not more commonlyD.Among / not the most commonly
