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【简答题】
Read the following letter then write a reply letter. Dear Sirs, The Chamber of Commerce of your city has recommended you as one of the leading importers of Chinese electronic machinery． We are, therefore, writing to you with a keen desire to enter into business relations with you. For over 20 years we have been engaged in manufacturing electronic machinery of all specifications and enjoying a good reputation among our customers both home and abroad． If you are interested in our products, please contact us through the above address．We hope business will be materialized owing to our mutual efforts. For any information respecting our standing, we wish to refer you to Bank of China. Yours sincerely,
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【单选题】监理工程师对承包单位进场的施工机械设备进行检查核对的目的是为了控制（ ），保证施工质量。
A.
施工方案的先进性
B.
施工措施的针对性
C.
作业技术准备状态
D.
施工计划的可行性
【单选题】( )can be confused with a top-stitched seam, but when looking closer, the seam shows a distinct ridge on one side.
A.
A welt seam
B.
Flat fell seam
C.
French seam
D.
Running/plain seam
【单选题】对于条码编码规则描述错误的是()
A.
同种规格同种产品对应同一个产品代码
B.
为了保证代码有足够的容量以适应产品频繁的更新换代的需要，最好采用无含义的顺序码
C.
产品代码一经分配，就不再更改，当此种产品不再生产时，该条目不能再次申请
D.
同种规格的不同种产品对应不同的产品代码，且产品代码之间无任何关联性
【单选题】为了保证代码有足够的容量以适应产品频繁的更新换代的需要,最好采用无含义的顺序码。以上属于条码编码编码规则的( )。
A.
唯一性
B.
永久性
C.
有含义
D.
无含义
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