once-through

英 ['wʌnsθr'uː] 　　美 ['wʌnsθr'uː] 　　

once-through的用法和样例：

Visitors can observe the guard screen of the infrared laser through the night vision snooper scope.
它的顶部是一个球型的高压电极，在下部底箱内有一直流高压电源。
When it is in the vertical welding position, the slag and melted iron can not be dripped and the through welding of weld sublayer can be ensured.
并对直流电源型的焊条药皮碱性渣系的选择，获得较好的低温冲击韧性。
Taiwan and the Taiwan echoed through the capital and large areas of defense, formed a complete network.
台与台遥相呼应，直通京城和较大的防守区，形成一个完整的通讯网。
A light railway and a highway thread their way uphill through tree-clad slopes to the very summit of Mount Ali.
森林铁路和阿里山公路直通峰巅。

以上内容独家创作，受著作权保护，侵权必究