spiral tap

用法例句

An experimental study was made for steam condensation in a vertical tube with a spiral wire based on the turbulent-turbulen heat transfer model of steam-1iquid f1ow proposed by the authors,and data correlation was obtained.

引言螺旋丝是一种有效的传热强化元件，而且安装简便，使用灵活，Chiou〔1〕最先进行了研究。

The experimental study of intensified condensation heat exchange with double helix spring inserted;

管内插入双螺旋丝强化冷凝换热的实验研究

The structures of chiral quartz and copper helices are analysized.

对手征性石英和螺旋铜丝的结构进行了分析研究。