An official briefcase, also known as a briefcase, is a narrow box-shaped bag that is primarily used to store paper...

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There are various types of scissors, depending on the use of the product, mainly gardening scissors, tailoring scissors, art scissors,...

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Ⅰ. The structure and principle of the ballpoint ballpen   The writing principle of the ballpoint ballpen is mainly to...

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A school bag refers to a bag made of cloth, leather, etc., which is used to carry textbooks and stationery....

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1. Stationery office equipment whiteboard pen is classified by ink   According to the ink, whiteboard pens on the market...

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A backpack is a tool that every student needs to use in order to carry textbooks and stationery. The most...

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When choosing a calculator, candidates must be cautious. Some calculators belong to non-storage calculators, but their calculation functions are too...

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As a professional China custom school bags factory, Deli provides students with a variety of choices. Deli backpacks and tote...

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Primary school mathematics teaching, to some extent, cultivates students' calculation abilities. However, with the continuous improvement of material life, the...

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With the popularization of paperless office, the need for writing in daily life has been greatly reduced, but occasionally we...

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Soft cover notebooks are a very common product in our daily life. It can be seen whether it is learning...

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Staplers are the clerical tools that bind sheets of paper or other objects together by using staples whose two pins...

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