Sealing observation device for glass liquid level of platinum channel
The invention provides a sealing observation device for a glass liquid level of a platinum channel, which comprises a stirring barrel (1), the stirring barrel (1) comprises a barrel body (1c) and a barrel cover (2) which is correspondingly matched with the opening end of the barrel body (1c), the in...
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Format: | Patent |
Sprache: | chi ; eng |
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