在下列名酒中，属浓香型的有（）。 A.五粮液酒 B.剑南春酒 C.洋河大曲 D.全兴

Flow control is a function that prevents network congestion by ensuring that (59) do not overwhelm (60) with data.

There are three commonly used methods for handling network congestion. (61) is used by network devices to temporarily store bursts of excess data in memory until they can be processed (62) are used by receiving devices to help prevent their buffers from overflowing. (63) is a flow-control scheme in which the source device requires an acknowledgment from the destination aider a certain number of packets have been transmitted.

62（）

A．Buffer

B．Source-quench messages

C．Window

D．Windowing

E．Buffering

瓦尔那制度

病毒性心肌炎湿热侵心证的证候是（）

A.心悸不宁，胸闷憋气，心前区痛如针刺，舌质紫暗，脉结代

B.心悸不宁，憋气乏力，少气懒言，烦热口渴，舌红少苔，脉细数

C.心悸怔忡，神疲乏力，畏寒肢冷，舌质淡胖，脉缓无力

D.寒热起伏，心悸胸闷，肌肉酸痛，腹痛泄泻，舌质红，苔黄腻，脉濡数

E.心悸气短，胸闷胸痛，发热咳嗽，咽红肿痛，舌红脉数

通过校讯通业务，校长更加方便的查询（）和（）的情况，同时加强了校长与教师、教师与教师之间的沟通，这样有利于校长掌握一线的信息，从而使学校的管理决策更加科学，提升学校的管理水平。

A.学生

B.教师

C.后勤

D.门卫