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量取45毫升水用多少毫升的量筒？

2025-04-02 03:22:35

推荐回答（1个）

回答（1）：

量取45毫升水用50毫升的量筒
这种问题尽量选与所需体积最接近的量程（即刚刚超过不多的）.
因为是50毫升量筒,因为量程范围小,就便于把分度值做得更精确,量的时候也就容易量的精确.
假如你用100ml的,因为其量程大,所以可能不便于做的精确,往往有误差.

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