在WCDMA系统中,语音采用Turbo编码,数据采用卷积编码,低速信令采用卷积编码。
参考答案:错
Allen had to call a taxi because the box was _______ to carry all the way home.
A.much too heavy
B.too much heavy
C.heavy too much
D.too heavy much
男性,38岁,半月前拔牙,次晨畏寒、发热,咳嗽,痰量逐渐增多,呈脓性,有臭味,胸片示左下大片阴影,有空洞,最可能的诊断是()
A.左下肺结核
B.左下肺脓肿
C.左下肺炎
D.肺癌
E.左下肺支气管扩张症