| 关于碱式滴定管使用的新建议 |
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| 引用本文： | 周景道,钱智光.关于碱式滴定管使用的新建议[J].淮北煤炭师范学院学报(自然科学版),1991(1). |
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| 作者姓名： | 周景道 钱智光 |
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| 作者单位： | 淮北煤师院高教研究室，秦皇岛市环境监测站 |
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| 摘 要： | 操作碱式滴定管是用拇指和食指。这种二指操作法难度大。因此,我建议用拇指、食指和中指操作。此三指能形成三点,把玻璃球牢牢控制住。这种操作法简单、方便、易学。
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| 关 键 词： | 碱式滴定管 操作 拇指 食指 中指 |
New suggestion for operating the basic burette |
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| Zhou Jingdao Qian Zhiguang.New suggestion for operating the basic burette[J].Journal of Huaibei Coal Industry Teachers College(Natural Science edition),1991(1). |
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| Authors: | Zhou Jingdao Qian Zhiguang |
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| Institution: | Zhou Jingdao Qian Zhiguang |
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| Abstract: | The basic buret is usually operated bY thumb and forefinger. It is difficulty to operate the basic buret. So I suggest that operate the basic buret with thumb, forefinger and middle finger. These fingers make up three spots that can firmly control glass ball. The method is simpler and easier to a operator. |
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| Keywords: | basic buret operate thumb forefinegr middle finger |
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