The themocouple junction is sealed in a glass tube, with a dimension similar to that of a glass thermometer using in the Assman psychrometer.
仪器的外形和通风干湿表中的玻璃温度表相同，线路简单，使用方便，且相当坚固。
Hot dip galvanizing air sealed junction box used in a protective airtight door or temporary plugging outside of war by shock wave direction, junction box should be used in protective cover.
热镀锌人防密闭接线盒用在防护密闭门或临时战争封堵外侧受冲击波方向，接线盒应采用防护盖板。
By means of taking the sealed point of flange and straight pipe junction, the weakness of simple sealing clamp construction and the necessity of adopting assembled sealing clamp were discussed.
以法兰与直管连接处的泄漏点为例，分析了常用单一密封夹具存在的不足以及采用组合式夹具的必要性。
The junction box should be sealed to keep it from rainwater.
接线盒应密封，防止雨水进入。