研究表明，加长喷嘴井底压力分布比普通喷嘴的高压区和低压区更集中；
The patterns of the pressure fields of fluid jets with the different ratio between nozzle diameters were obtained. Based on the test results, the ranges of the optimum ratio …
玻璃镀膜机石墨喷嘴(加长型)，石墨拨叉、石墨集丝轮，异型石墨件等。
Glass coaters graphite nozzle (SDXL), graphite fork, graphite set wire wheel, Abnormal shape graphite pieces. etc.
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