针对EDGE业务,MCS5编码方式的每PDCH理论流量为()kbit/s。
A.15.6
B.17.6
C.20.2
D.22.4
E.29.6/27.2
参考答案:D
Scientists have created GM tomatoes which ______ fresh for 45 days, three times as long as normal tomatoes.
A.are stayed
B.have been stayed
C.stay
D.stayed
现有一框架结构工程,桩基础采用CFG桩,地下室外墙为现浇混凝土,深度5.5m,地下室室内独立柱尺寸为600mm×600mm,底板为600mm厚筏板基础。地下室防水层为 SBS高聚物改性沥青防水卷材,拟采用外贴法施工。屋顶为平屋顶,水泥加气混凝土碎渣找坡,采用SBS高聚物改性沥青防水卷材。
对基础标高不一的桩,其沉桩顺序是( )。
A.宜先深后浅
B.宜先浅后深
C.宜先短后长
D.宜先小后大