So the line is the primary side and the secondary side.

所以，这条线是主要的一面,还有第二面。

youdao

Then you have a low steam generator water level which means that you probably have a leak somewhere and the question is, is it on the primary side or on the secondary side?

然后你们会得到低的蒸汽发生器的水位，那表示可能在某个地方出现了泄漏，而问题就是，那是在主面还是在次级面？

youdao

Longer duty cycle for the same output power results in lower peak currents on the primary side.

更大的占空比实现同样的输出功率可以使用更低的一次侧峰值电流。

youdao

In terms of amenities, you'll find the power button, 3.5mm headphone jack and a secondary microphone up top (which allows users to record sound in stereo), a volume rocker on the right-hand side, the primary microphone on the bottom and an MHL-capable micro-USB port situated on the left-hand side.

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The opportunity is likely to be primary-care doctors who will most want a sleeping pill with fewer side effects.

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