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【简答题】
一对心曲柄滑块机构,若以连杆为机架时,则将演化成____机构 A. 曲柄滑块; B. 机构; C. 摇块机构; D. 定块机构。
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反馈参考答案：
举一反三
【多选题】以下说法正确的是( )
A.
冲击载荷下应力水平比较高
B.
冲击载荷下塑性变形分布比较均匀
C.
冲击载荷下塑性变形比较集中在某些局部区域
D.
冲击载荷下屈服强度提高得比较多
【单选题】At the left part electrode showed in the present image, it can be observed indicator electrode known in the group of
A.
metallic indicator electrode
B.
class one electrode
C.
class two electrode
D.
class three electrode
【单选题】a ship is said to drag if the anchor ____
A.
will prevent the movement of the ship
B.
will not move over the bottom
C.
will hold her in position
D.
will not hold her in position
【单选题】How does Helen think about Benjamin ’ s résumé
A.
His résumé is not clear
B.
His résumé is too short
C.
His résumé is too long
D.
His résumé covers all the information required
【单选题】The pH electrode belongs to ( ).
A.
A combination electrode composed of aglass electrode and a calomel electrode
B.
A glass indicator electrode
C.
A saturated calomel reference electrode
D.
A metal electrode
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