extension tubes 中文意思是什麼
extension tubes
解釋
接圈-
Control technology - protective tubes and extension tubes for liquid - in - glass thermometers, dial thermometers, thermocouples and resistance thermometers - dimensions, materials, testing
控制技術.玻璃管液體溫度計度盤式溫度計熱電耦和 -
Extension of service life for ct tubes
球管壽命的方法
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