This paper describes a method which can effectively improve the brightness of the conventional triode electron gun by reducing the distance between the anode and the grid cap.

本文通过试验论述了缩短三极电子枪阳极与栅极的间距是提高低压电子枪亮度的有效方法。

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The combination evaluation of cap rock and reservoir is often neglected in the conventional reservoir evaluation.

在常规油藏评价中常常忽略对盖层和储层组合的评价。

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What will lead us there are directed government investments in energy innovation, in which a smart user fee on energy consumption or carbon emissions can play an important, but fundamentally different (and less central role) as envisioned by conventional cap and trade, carbon tax, and gas tax proponents.

FORBES: Raising Gas Taxes Wouldn't Cut Consumption, But It Still Makes Sense

California has also passed cap-and-trade legislation that adds substantially to the costs of conventional energy production and refining.

WSJ: Review & Outlook: A Tale of Two Oil States