问题:转移到承印材料表面的墨量y与涂敷在印版上的墨量x之比f=(y/x)×100%叫()。...
Sunday, April 14, 2024
问题:多辊式输墨系统中,靠近印版的墨辊表面墨层厚度比远离印版的墨辊()。A、大B、小C、不确定D、无关...
Thursday, October 19, 2023
问题:胶印印版表面的润湿是指空白部分上的()被()取代的过程。...
Friday, October 6, 2023
Sunday, December 4, 2022
Sunday, December 4, 2022
Wednesday, January 3, 2024
Wednesday, April 24, 2024
问题:印刷中,()不是网点扩大的原因。A、光反射B、印刷速度C、印刷压力D、油墨流动性...
Friday, December 15, 2023
Sunday, September 11, 2022
Wednesday, April 24, 2024
问题:多辊式输墨系统中,远离印版的墨辊表面墨层厚度比靠近印版的墨辊()...
Tuesday, September 13, 2022
Friday, December 15, 2023
Tuesday, September 13, 2022
Thursday, October 19, 2023
Friday, September 1, 2023
问题:柔性版印刷机使用的网纹辊,常见的着墨孔有哪几种形状?有何特性?...
Thursday, February 9, 2023
Friday, December 23, 2022
问题:油墨乳化过程中,水相体积()%形成W/O或O/W型乳化液。...
Friday, November 4, 2022
Sunday, October 29, 2023
问题:胶印中,润湿液供应量过大,会出现()。A、脏版B、水迹C、无影响D、印不上...
Sunday, October 29, 2023