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【简答题】
中国共产主义青年团的组织制度是什么?
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反馈参考答案：
举一反三
【单选题】If no gaskets are used in the piping joints of a Freon system, the joints must be（）
A.
finished joints
B.
welded joints
C.
ground joints
D.
soldered joints
【单选题】According to the article, why should building joints be agile?
A.
Such joints are cheap.
B.
Such joints make buildings flexible and moveable.
C.
Such joints are concrete frames.
D.
Such joints make the buildings rigid.
【单选题】U-joints in the shaft accommodate any angular variations between the steering shaft and the______ .
A.
reservoir
B.
drag link
C.
pitman arm
D.
steering gear input shaft
【单选题】In usual marine applications, bellows joints are designed and fitted to accommodate straight line axial movement only and the associated piping requires adequate anchors and guides to prevent misalign...
A.
The marine bellows joints are attached in the accommodation only
B.
The bellows joints should be attached to anchors
C.
The associated piping should be thrown into the water like as anchors
D.
The connecting piping with the joints should be fixed firmly
【多选题】Which belong to the joints of the vertebral arch ( )
A.
Ligamenta flava
B.
Interspinal ligaments
C.
Intertransverse ligaments
D.
Intervertebral disc
E.
Zygapophysial joints
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