针对气流损耗的检测设备体积庞大、价格高昂的不足，介绍了BX - 1型气流损耗仪的设计研发与使用方法。

As to the giant size of the air loss testing equipment with expensive cost, introduction is made to the air loss Tester for Profiled Reeds BX-1 regarding its development and application method.

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但是特尔斐地区发掘的1900处古迹都没有出现裂口或者溢出的气流，所以古人的这些说法是不足信的。

Around 1900 excavations at Delphi revealed no chasm or escaping gasses, and so the ancient accounts were discredited.

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这个有趣的工具能帮助患有咽颚功能不足、声线障碍及流畅障碍的受训者由口腔气流过渡至从容开始发声。备有不同的颜色。

This fun tool helps transition oral airflow into easy onset vocalizations for clients with velo-pharyngeal insufficiency, voice disorders, and fluency disorders. Assorted colors.

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