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【单选题】
霍尔电动势U与什么无关?
A.
灵敏度
B.
激励电流
C.
磁感应强度
D.
激励电压
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【简答题】第三节:阅读理解(共15小题;每小题2分,满分30分) (A) JIUQUAN, Gansu Province, Sept. 6(Xinhua) ---- China’s manned spacecraft Shenzhou-7 will be launched at an appropriate time between Sept. 25 and 30 from the Jiuquan Sate...
【单选题】多碎石沥青混凝土 SAC 选用的沥青,对超载车辆、交通量大的高速公路应选用( )
A.
改性沥青
B.
乳化沥青
C.
煤沥青
D.
道路石油沥青
【单选题】在用反相HPLC法分离测定B族维生素时,常加入已烷磺酸钠,其目的是()
A.
调节溶液的 pH 值,使样品充分游离
B.
与样品离子反应生成离子对,改善色谱行为
C.
防止样品被氧化
D.
络合样品中微量的金属离子
E.
抑抑制B族维生素电离
【简答题】碎石沥青混凝土(SAC)的组成包括有沥青和( )。
【单选题】碎石沥青混凝土(SAC)是粗集料( )沥青混凝土中的一种。它是采用较多的粗碎石形成骨架,沥青砂胶填充骨架中的孔隙并使骨架胶合在一起而形成的沥青混合料形式。
A.
密级配
B.
半开级
C.
断级配
D.
开级配
【单选题】All of the phrases below are examples of exchange , except which one?
A.
John purchases a television set from Sears for $350.
B.
Sally votes for her local senator who promises to cut property taxes.
C.
Peter donates his old car to the American Lung Association for a tax deduction.
D.
Walter fails to send his membership renewal dues in time to the American Marketing Association.
【单选题】Examples of property include bonds, shares, copyrights, and patents.
A.
incapable
B.
intangible
C.
inappropriate
D.
integral
【单选题】Encumbrances can represent ( ) in real property. Examples of encumbrances include liens, encroachments, easements, leases, restrictive covenants and protective covenants.
A.
Possessory interests
B.
nonpossessory interests
C.
legal interests
D.
equitable interests
【单选题】It can be inferred from paragraph 1 that all of the following are possible examples of common property resources EXCEPT _______.
A.
wild deer
B.
water in a river
C.
trees in a forest
D.
crops on an individual’s farm
【判断题】多碎石沥青混凝土SAC面层既能提供较深的表面构造,又具有传统Ⅰ型沥青混凝土那样的较大空隙及较大透水性,同时又具有较好的抗形变能力(动稳定度较高)。( )
A.
正确
B.
错误
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