The production apparatus includes wire drawing rotary drum, movable drawing furnace, air pump, drafting platform and stove.

玻璃纤维连续单丝毡的生产设备包括拉丝转筒、可移动的拉丝炉台、气泵、牵伸平台和烘箱。

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Moreover, the NH4HF2 content in the batch, the temperature distribution in the fiber-drawing furnace, and fiber drawing technology also have influence on the scattering loss of the fiber.

配合料中引入适量NH_4HF_2，选用温度结构合理的拉丝炉及拉丝工艺也有助于降低光纤的损耗。

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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。

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