Qinghua-2 (QH-2) is a compound preparation traditional Chinese medicine.
清华2号(QH - 2)为中药复方制剂。
When the devices are clocked, data is shifted toward the serial output QH.
当器件的时钟频率，数据是转向了串行输出齐晖。
The modeling and scale-up of the QH-1 mini rings are discussed and the application of the packings are illustrated.
讨论了QH-1型扁环填料的数学模型和设计放大，并举例说明了这种填料的工业应用。
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