Tuesday, March 7, 2023
Thursday, December 21, 2023
Tuesday, August 6, 2024
问题:锯槽是对铣背后的书芯或由单张书页配成书芯的书背进行粗糙处理,以利于黏结胶的渗透和书页的相互黏结。...
Sunday, November 5, 2023
问题:热胶辊J3对书背胶膜厚度进行控制,它对成书后书背的形状有直接影响。...
Saturday, May 11, 2024
Wednesday, June 12, 2024
问题:书刊厚度在23mm时,书背字允许误差()mm。A、≤2B、≤2.5C、≤3D、≤3.5...
Monday, June 24, 2024
问题:PVAC乳胶保质期为()。A、两年B、一年半C、半年D、一年...
Tuesday, December 26, 2023
Saturday, May 4, 2024
Friday, September 16, 2022
Tuesday, August 6, 2024
Friday, September 16, 2022
问题:三面切书机切书破头原因有()A、封面纸竖纹B、压力不当C、粘剂没硬化D、涂胶过厚...
Thursday, March 28, 2024
Friday, September 16, 2022
Sunday, September 11, 2022
问题:水性胶覆膜所用粘合剂为()。A、聚醋酸乙烯酯B、聚烯烃C、丙烯酸酯D、聚乙烯醇...
Monday, March 27, 2023
问题:电化铝按()分类可分为黄电解铝、绿电解铝等。A、重量B、质量C、颜色...
Tuesday, October 1, 2024
问题:台式包本机主要适用于由单张书页配成的书芯或已订成书芯的包封面过程。...
Wednesday, June 12, 2024
Monday, April 28, 2025
Sunday, September 11, 2022