Although recent years have seen substantial reductions in noxious pollutants from individual motor vehicles, the number of such vehicles().
A. have been steadily increasing
B. has been steadily increased
C. has been steadily increasing
D. have been steadily increased
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Which statement is FALSE regarding WebLogic Server 12c?()
A. supports Java EE 6.0
B. supports WebLogic Web Services 8.1 Application Environment
C. includes a new Maven plug-in
D. supports use of annotations in resource adapter class file
RTU中COM3(下行接口)表示与智能电表通讯,多功能电表地址指定为1。()
A. 正确
B. 错误
桩基础用的桩,按其受力情况可分为摩擦桩和端承桩两种,摩擦桩是指()。
A. 桩上的荷载全部由桩侧摩擦力承受
B. 桩上的荷载由桩侧摩擦力和极端阻力共同承受
C. 桩端为锥形的预制桩
D. 不要求清除桩端虚土的灌注桩
19世纪捷克民族乐派作曲家斯美塔那创作的主要成就体现()和()领域。