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【多选题】
下列关于空心阴极灯使用注意事项描述正确的是()。
A.
一般预热时间为20~30min以上
B.
长期不用,应定期点燃处理
C.
低熔点的灯用,等冷却后才能移动
D.
测量过程中可以打开灯室盖调整
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举一反三
【单选题】Why do biotech firms have a strong financial incentive to target rich markets?
A.
Because more and more biotech research is being carried out in developing countries.
B.
Because government agencies and other private biotech companies can find and deliver biotech solutions for farmers in developing countries
C.
Because their products are often too costly for poor farmers in the developing world.
D.
Because it helps them rapidly recoup the high costs of product development
【简答题】何谓退火和正火?两者的特点和用途有什么不同? 2、 钢淬火后所获得的马氏体组织与铁素体有何相同和不同之处?钢中的马氏体组织表现出什么特性? 3、 钢在淬火后为什么要回火?三种类型回火的加热温度规范、目的和应用有什么不同? 4 、说明锯条、汽车钢板弹簧、车床主轴、变速箱齿轮、发动机曲轴的最终热处理工艺。
【简答题】Why do nonfinancial corporations need modern financial markets and institutions?
【多选题】Why do banks and other financial intermediaries exist in modern society, according to the theory of finance?
A.
The traditional view of banks as financial intermediaries sees them as simultaneously fulfilling the financial-service needs of savers (surplus-spending units) and borrowers (deficit-spending units), providing both a supply of credit and a supply of liquid assets.
B.
A newer view sees banks as delegated monitors who assess and evaluate borrowers on behalf of their depositors and earn fees for supplying monitoring services.
C.
Banks accept risky loans from borrowers while issuing low risk securities to their depositors.
D.
Banks have been viewed in recent theory as suppliers of liquidity and transactions services that reduce costs for their customers and, through diversification, reduce risk.
【多选题】模板拆除时,可采取( )的顺序。答案是:
A.
先拆承重模板
B.
先拆非承重模板
C.
后拆非承重模板
D.
后拆承重模板
E.
同时拆除
【多选题】模板拆除时,可采取( )的顺序。
A.
A .先拆承重模板
B.
先拆非承重模板
C.
后拆非承重模板
D.
后拆承重模板
E.
同时 拆除
【单选题】What do you know about the woman?
A.
She was born in Beijing.
B.
She has lived in Beijing for 20 years.
C.
She likes Beijing better than any other city in Chin
【多选题】模板拆除时,可采取( )的顺序
A.
先拆承重模板
B.
先拆非承重模板
C.
后拆非承重模板
D.
后拆承重模板
E.
同时拆除
【单选题】模板拆除时,可采取( )的顺序,并应自上而下进行拆除
A.
先拆承重模板、后拆非承重模板
B.
先拆非承重模板、后拆承重模板
C.
承重、非承重模板同时拆
D.
都不是
【单选题】解救中度有机磷酸酯类中毒可用
A.
阿托品和毛果芸香碱合用
B.
氯解磷定和毛果芸香碱合用
C.
阿托品和毒扁豆碱合用
D.
氯解磷定和毒扁豆碱合用
E.
氯解磷定和阿托品合用
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