[Soda ash knowledge] Daily question (24) 2009.10.27
Thread Content
Please hide the reply. If you do not hide it, you will not be graded in principle. Specific hiding methods: http://bbs.hcbbs.com/viewthread.php?tid=492556&highlight=%D2%FE%B2%D8 Edited posts are not graded. (The title of this issue is taken from page 66 of "Technical Workers Job Training Question Bank - Soda Ash Production Operator". The electronic version of the book is available for download in the Soda Ash Information Sharing Area. http://bbs.hcbbs.com/thread-13140-1-2.html ) Multiple choice question 1. In order to control the different solid-liquid ratios in multiple sections in the crystallizer, the crystallizer must have ( ) function. A. Cooling B. Circulation C. Classification 2. The cooling crystallizer is designed with apparent speed ( ). A. Upper limit B. Average value C. Lower limit 3. The design of the salting out crystallizer adopts the apparent speed ( ). A. Upper limit B. Average value C. Lower limit 4. Changing gas alkali production is a new technology pioneered by ( ). A. Japan B. Russia C. China 5. The shift gas alkali production process first sends the shift gas to the carbonation process ( ). A. Alkali making tower B. Cleaning tower C. Tail gas purification tower
1.A 2.A 3.B 4.C 5.B
1.C 2.A 3.C 4.C 5.A
1. In order to control the different solid-liquid ratios in multiple sections of the crystallizer, the crystallizer must have the function (C). A. Cooling B. Circulation C. Classification 2. The cooling crystallizer is designed with apparent speed (A). A. Upper limit B. Average value C. Lower limit 3. The design of the salting out crystallizer adopts apparent speed (C). A. Upper limit B. Average value C. Lower limit 4. Changing gas alkali production is a new technology pioneered by (C). A. Japan B. Russia C. China 5. The shift gas alkali production process first sends the shift gas to the carbonation process (A). A. Alkali making tower B. Cleaning tower C. Tail gas purification tower
1. In order to control the different solid-liquid ratios in multiple sections of the crystallizer, the crystallizer must have a (C) function. A. Cooling B. Circulation C. Classification 2. The cooling crystallizer is designed with apparent speed (A). A. Upper limit B. Average value C. Lower limit 3. The design of the salting out crystallizer adopts the apparent speed (C). A. Upper limit B. Average value C. Lower limit 4. Changing gas alkali production is a new technology pioneered by (C). A. Japan B. Russia C. China 5. The shift gas alkali production process first sends the shift gas to the carbonation process (A). A. Alkali making tower B. Cleaning tower C. Tail gas purification tower