In printing these substances may be added to ink paper and dampening solutions.
在印刷中，这些物质常加入印墨，纸张或水槽液中。
The principle, selection and usage of the rubber dampening pad for noise control of the ball grinding mill are introduced in the paper.
介绍了橡胶减振垫在球磨机降噪中的原理、选用原则及应用情况。
In printing, these substances may be added to ink, paper, and dampening solutions.
在印刷中，这些物质常加入印墨，纸张或水槽液中。
In printing, these substances may be added to ink, paper, and dampening solutions.
在印刷中，这些物质常加入印墨，纸张或水槽液中。
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