下列选项中,()必须装设CEMS系统。
A、火力发电锅炉
B、小型工业炉窑
C、焚烧炉
D、单台容量≤14MW锅炉
参考答案:A, C
读下图“黄道平面与赤道平面的交角图”,回答下列各题:
小题1:下列说法正确的是
A.目前的黄赤交角是66°34′
B.图中角α是黄赤交角
C.地轴与黄道平面的交角就是黄赤交角
D.黄赤交角度数即是南北回归线的度数小题2:若黄赤交角增大,则下列说法正确的是
A.热带、寒带范围缩小,温带范围扩大
B.热带、寒带范围扩大,温带范围缩小
C.热带范围缩小,温带、寒带范围扩大
D.热带范围扩大,温带、寒带范围缩小
-Does the young man standing at the gate_____ the car?
-No. The car is _____ his father.[ ]
A. in possession of ;in the possession of
B. have possession of; take possession of
C. have possession of; in the possession of
D. in the possession of; in possession of