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【简答题】
为什么将销售订单文件拆分成固定信息和变动信息两个文件？它们各自的文件结构都包含哪些字段？两个文件可以以哪个字段相互连接？
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举一反三
【单选题】When conducting an open-market sale, the Fed
A.
buys government bonds, and in so doing increases the money supply.
B.
buys government bonds, and in so doing decreases the money supply.
C.
sells government bonds, and in so doing increases the money supply.
D.
sells government bonds, and in so doing decreases the money supply.
【单选题】When conducting a video conference you should ( )
A.
play with your hair.
B.
Tap your pencil on your desk
C.
Read from a prepared statement
D.
Wear light blue clothing
【多选题】What need to be considered when conducting the products packaging?
A.
Distribution
B.
Sale
C.
Storage
D.
Use
【单选题】What is one thing you should be aware of when conducting a wireless site survey？（）
A.
5 GHz equipment will not be able to penetrate through walls as well as 2.4 GHZ equipment.
B.
2.4 GHz equipment will not be able to penetrate through walls as well as 5 GHz equipment.
C.
Mounting antennas near metal objects will slightly amplify the signal.
D.
When determining coverage， you should begin measuring attenuation from the middle of the room.
【单选题】When conducting a test of hypothesis for dependent samples:
A.
the sample size should be at least 30 pairs of observations.
B.
the significance level is more than .05.
C.
the p-value is more than .10.
D.
differences between each matched pair of observations are computed.
【单选题】生态影响评价标准来源中，国家、行业和地方规定的标准不包括（ ）。
A.
《土壤侵蚀分类分级标准》(SL19—96)
B.
《渔业水质标准》(GB11607—89)
C.
行业发布的环境影响评价规范、规定、设计规范中有关生态保护的要求
D.
重要生态功能区划及其详细规划的目标、指标和保护要求
【简答题】根据问句的形式,“有疑而问”的问句可以分为( )、( )、 ( ) 和 ( ) 四类。
【简答题】根据问句的形式,“有疑而问”的问句可以分为( )、( )、( )、( ) 四类。
【多选题】When conducting a system review, you need
A.
Screen the retrieved documents
B.
Meta analysis if necessary
C.
Comprehensive collection of all relevant research evidence
D.
Develop literature inclusion and exclusion criteria
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