【单选题】When steering by hand,which of the following may be a functional input to the steering gear as a result of turning the wheel ________.
D.
All the above may be activated
【单选题】When steering by autopilot, how often should manual steering be checked? ( )
A.
No checking is necessary
【单选题】单活塞杆缸作为差动连接时,若使其往复运动速度相等,其活塞面积为活塞面积的 倍。
【单选题】单活塞杆缸作为差动连接时,若使往复运动速度相等,其活塞面积应为活塞杆面积的倍( )。
【单选题】When steering by autopilot, how often should_______steering be checked?
D.
No checking is necessary
【单选题】单活塞杆缸作为差动连接时,若使其往复运动速度相等,其活塞面积应为活塞杆面积的 倍
【单选题】单活塞杆缸作为差动连接时,若使其往复运动速度相等,其活塞面积应为活塞杆面积的()倍。
【单选题】单活塞杆缸作为差动连接时,若使其往复运动速度相等,其活塞面积应为活塞杆面积的 ()倍
【单选题】2018年11月19日,从上海市工商部门获悉,上海市工商局以违反反不正当竞争法为由,向味千发出处罚听证告知书,如果味千不提出听证等要求,其将面临20万元的行政处罚。此前,味千拉面曾被爆出,其宣传的猪骨熬制的汤底并非现场熬制。上述材料表明( ) 1市场经济离不开法律保障2政府利用行政手段对经济进行调控3市场调节存在盲目性缺陷4良好的市场秩序需要市场规则维护
【单选题】When the steering wheel is turned, oil is directed to the steering gear rams by .
A.
modulating the oil flow with the six-way valve
B.
moving the automatic pressure differential valve
C.
moving the receiving telemotor which regulates the tow-way valve
D.
varying the eccentricity of a floating ting or angle of a tilting box