This paper presents a new method of detecting whole premixing combustion air-gas ratio, describes the principles and operational steps of the method, and analyzes its application prospect.

文章提出了一种全新的检测全预混燃烧空燃比的方法，并阐述了该方法的原理和操作步骤，分析了这种新方法的应用前景。

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Finally, the operational steps and an applied example of computer-aided determining of utility curve are given.

最后，给出计算机辅助绘制效用曲线的操作步骤及应用例。

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This article introduces the basic operational steps and some common maintenance methods of multimedia projector.

介绍了多媒体投影机的基本操作步骤和一些常用的维护方法。

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The most upsetting part of the matter is that, practically speaking, the Rangers could have and should have taken more significant operational and safety steps to ensure that such an occurrence would never happen.

FORBES: Tragic Death at Rangers Ballpark to Spur Sweeping Changes in Facility Safety Measures

Defense officials declined to detail their next steps, citing operational security concerns.

WSJ: U.S. Pledges Further Show of Force in Korea

The Bonn meeting will aim to agree on the remaining rules of procedures for the platform, elect Bureau and Multidisciplinary Expert Panel members, and agree on the next steps by which the IPBES work programme can become operational as soon as possible.

UNESCO: NATURAL SCIENCES