现在常见的温度计由一个玻璃管和一个位于底部的贮液槽组成，贮液槽中的水银或酒精沿玻璃管上升形成液柱。
A thermometer often now, and more often back in the early 1800s, consists of a glass tube up which a column of mercury or alcohol can travel from a reservoir at the base.
本文介绍了温度计玻璃管的技术特点，以及垂直拉制这种玻璃管的小型换热式池炉。
Technical properties of capillary tubes for glass thermometers are given and a special recuperative tank furnace for vertically drawing these tubes is described.
本文介绍了温度计玻璃管的技术特点，以及垂直拉制这种玻璃管的小型换热式池炉。
Technical properties of capillary tubes for glass thermometers are given and a special recuperative tank furnace for vertically drawing these tubes is described.
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