皮皮学,免费搜题
登录
搜题
【单选题】
The direct acting mechanical governor used with some small diesel engines, controls fuel flow to the engine by()
A.
governor flyweight action on a pilot valve which controls fuel injection
B.
governor flyweight motion acting on fuel controls through suitable linkage
C.
positioning a butterfly valve in the fuel delivery system positioning
D.
a servomotor piston attached to the fuel controls
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】镉镍电池的负极是什么元素?()
A.
B.
C.
D.
【单选题】螺旋筋柱的核心区混凝土抗压强度高于 Fc 是因为 。
A.
螺旋筋参与受压
B.
螺旋筋使核心区混凝土密实
C.
螺旋筋约束了核心区混凝土的横向变形
D.
螺旋筋使核心区混凝土中不出现内裂缝
【单选题】Although he has been here for half a year, he has not yet______to the climate here.
A.
adopted
B.
admitted
C.
accessed
D.
adapted
【简答题】试总结减速器在拆装时要注意哪些方面。
【单选题】螺旋筋柱的核心区混凝土抗压强度高于fc是因为( )。
A.
螺旋筋参与受压
B.
螺旋筋使核心区混凝土密实
C.
螺旋筋约束了核心区混凝土的横向变形
D.
螺旋筋使核心区混凝土中不出现内裂缝。
【单选题】He has not yet ______ to the climate.
A.
adopted
B.
adapted
C.
adept
【单选题】He says that he has not yet decided whether _____ one more time.
A.
trying
B.
try
C.
to try
D.
tried
【单选题】— Li Ming looks very weak. — __________. He has not yet recovered from the illness.
A.
So he is
B.
So he does
C.
So is he
D.
So does he
【单选题】情绪和情感是人对客观事物的态度体验及相应的行为反应,它是以( )为中介的一种心理活动。
A.
对客观事物的感知
B.
个体的愿望和需要
C.
事物本身所具有的特性
D.
个体的能力和人格
【单选题】螺旋筋柱的核心区混凝土抗压强度高于fc是因为
A.
A  螺旋筋参与受压;
B.
、螺旋筋使核心区混凝土密实;
C.
、螺旋筋约束了核心区混凝土的横向变形;
D.
、螺旋筋使核心区混凝土中不出现内裂缝;
相关题目: