锅炉各项损失中,损失最大的是()。
A.散热损失
B.化学不完全燃烧热损失
C.排烟热损失
参考答案:C
___ with various research projects, that scientist can’t even find time to visit his parents.
A.Occupying
B.Occupied
C.To be occupied
D.To occupy
新艺术运动“直线派”的设计特点和贡献?