This allows you to take data from two different source fields and merge them into a single target field.
这允许您从两个不同的源字段获取数据并将它们合并到一个目标字段中。
When someone is knitting a scarf or a sweater the phrase knit one purl two mightfit the context, but in this case the purl is a different word spelled P U R Land comes from a source meaning “twist.”
而当某位女士针织围巾或是毛衣的时候，她所用的口诀“正一针，倒两针（knit one,purl two）”也许挺符合本文的语境。不过，这个例子里的单词purl拼写却完全不同——PU R L ——它的来源有着“旋转（twist）”的意思。
Considering this, the author selected two counties from both eastern and western China as data source and managed to get 702 questionnaires.
有鉴于此，作者选取了中国东西部两个县级市作为数据来源，投放并收回了702份调查问卷。
This paper mainly focused on the research of three-phase PWM voltage source rectifier from the two angles of improving the power factor and feedback of energy.
本文主要从提高功率因数和能量回馈两个角度对三相电压型PWM整流器作了相应的研究。
In this way, voltages of two levels can be supplied from one power source.
这样，两个电平的电压可以从一个电源提供。
In this way, voltages of two levels can be supplied from one power source.
这样，两个电平的电压可以从一个电源提供。
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