冲泡祁门红茶的水温要在100摄氏度，高冲可以让茶叶在水的激荡下，充分浸润，以利于色、香、味的充分发挥。

Brewing Keemun black tea water temperature to 100 degrees Celsius, high-impulse can make tea in the agitation of the water, full infiltration, give full play to facilitate the color, smell, taste.

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方法：以挥发油所得量为评价指标，采用单因素比较法对提取过程中的加水量、药材粉碎度、提取时间、浸润时间及药材提取部位等进行了全面比较。

Methods: By single-factor experiment, quantity of water, degree of crush, time of extraction and soakage and the part of medicinal materials were studied.

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下咽癌是头颈部较常见的恶性肿瘤，恶性度较高，多浸润生长、易转移，而浸润和转移是下咽癌致死的主要原因。

ObjectiveHypopharyngeal carcinoma is a common malignant tumor in head and neck , invasion and metastasis are responsible for the high death rate.

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