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hjm2 xing dian dao wen du biao jian ding she bei de gai jin cuo shi gao wen he di wen shi heng wen cao heng wen jing du yi zhi xing de tao lun
Author(s): 
Pages: 87-88
Year: Issue:  3
Journal: Ocean Technology

Keyword:  颠倒温度表恒温槽检定设备热敏电阻放大器干簧继电器控温精度水质污染水密结构高温时;
Abstract: <正> 目前,我国使用的2千米颠倒温度表检定设备是国家海洋局海洋仪器研究所研制的HJM2型的检定设备。从七七年投入使用以来,设备运转正常,恒温和控温精度都比较高,读数清晰,操作方便,机械化和电气化高。此外,搅拌系统的水密结构采用机械密封件,水密性能良好,而且根除了水质污染的问题,是比较理想的鉴定设备。在实践使用中,发现DJM2型颠倒温度表鉴定设备恒温槽的恒温精度,高温(即
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