Accurate measuring device of graduated flask liquid level
The utility model relates to an accurate measuring device of graduated flask liquid level, the base of graduated flask is placed in the upper end of a support, and this support lower extreme is installed on a bottom plate, an installation orientation on the bottom plate under this support a through...
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Hauptverfasser: | , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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