原则上一体化基站牵引车速不高于()公里/小时,弯道、路况较差时、雨、雪、雾天气时应采用更低车速。
A.30
B.35
C.40
D.45
参考答案:A
(2013·黑龙江四校高三联考)—Shall we ask Diana if she'd like to join in the party tonight?
—________. I'd like her to join us.
A.As you wish
B.You're welcome
C.Hurry up
D.Not likely
常用的语音编码格式有()
A、PCM、ADPCM,CEPT,LAN编解码
B、WAV,MP3,ADPCM,RAID编解码
C、PCM,WAV,IEEE802.3编解码
D、A-law(G.711)、μ—law.IMA-ADPCM,VOX编解码