利用马铃薯块茎上的芽体繁殖后代的方式属于出芽生殖。 [ ]
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某患者半小时前急起气短,咳出粉红色泡沫痰。查体:心率110次/分,血压180/108 mmHg,双肺散在湿性啰音及哮鸣音。下列哪组药物最为合理
A.哌替啶(度冷丁)、毛花苷C(西地兰)、氨茶碱、硝苯吡啶B.吗啡、呋塞米(速尿)、地塞米松、地高辛C.毒毛花苷K、呋塞米(速尿)、氨茶碱、多巴酚丁胺D.吗啡、西地兰、呋塞米(速尿)、硝普钠E.苄胺唑啉、多巴酚丁胺、毛花苷C(西地兰)、氨茶碱
MIDI enables people to use (11) computers and electronic musical instruments. There are actually three components to MIDI, the communications" (12) .", the Hardware Interface and a distribution (13) called "Standard MIDI Files". In the context of the WWW, the most interesting component is the (14) Format. In principle, MIDI files contain sequences of MIDI Protocol messages. However, when MIDI Protocol (15) are stored in MIDI files, the events are also time-stamped for playback in the proper sequence. Music delivered by MIDI files is the most common use of MIDI today.
A.Video
B.Faxmail
C.Graphic
D.Audio