High voltage silicon pile is the key component of the output circuits of color TV and color monitor, whose switch frequency is the direct restrictive factor of line scan.

高压硅堆是彩电和彩色显示器行输出电路中的关键器件，其开关速度的快慢直接限制了行扫描频率的高低。

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The circuits of dc-side ripple reduction are based on direct reinjection of the ripple in series with the dc line.

直流侧纹波消除电路是基于直流线路中纹波的直接再注入原理而设计。

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A direct sequence spread spectrum (DSSS) receiver has strict requirement on local carrier's synchronization, and always needs complex circuits.

直接序列扩频接收机对本地载波的同步要求非常严格，以往所需电路复杂。

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Local food need not be organic, but buying direct from small farmers short-circuits industrial production and distribution systems in the same way that buying organic used to.

ECONOMIST: Food politics

Bush's essay was written more than 15 years before scientists patented the first integrated circuits, so the device he envisioned stored content on "improved microfilm" and allowed for direct data entry using a dry photography system.

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