Pens need to be maintained. When writing, some manuscript paper should be placed under the paper to ...
see morePen: It consists of a nib, a tongue, a pen barrel, a pen cap and a water storage tube containing ink...
see more1. What are the advantages of the penAs a writing tool for Chinese characters, the fountain pen has ...
see moreSummary: What are the types of pens? There are many types and models of pens. According to the compo...
see moreAlthough the traditional four treasures of the study are being replaced by keyboards and mice, stati...
see morePaper cutting machine is a new type of paper cutting equipment on the market. Currently popular pape...
see moreNow my country vigorously advocates energy conservation, environmental protection, low-carbon travel...
see moreThe sharpened nib is too sharp, it is easy to scratch the paper when writing, and the nib is easy to...
see moreSpecialized sharpeners that work on non-standard-sized pencil-shaped markers, such as crayons used i...
see moreThe volume of the shredded paper box refers to the volume of the box that holds the shredded waste p...
see moreThe shredding effect refers to the size of the waste paper formed after the paper is processed by th...
see moreShredding capacity refers to the thickness of paper and the maximum number of sheets that the shredd...
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