What does the word "synaesthesia" refers to
A. It means that people may appreciate two kinds of beauty at the same time.
B. It means that people may enjoy beauty with all senses at the same time.
C. It holds that different spheres of senses may overlap.
D. It is thoroughly studied by modern science.
根据《建设工程工程量清单计价规范》,土石方工程量计算规划规定,以( )计算。
A. 设计图示净量
B. 设计图示净量+操作工作面工程量
C. 设计图示净量+放坡+操作工作面的工程量
D. 设计图示净量+放坡工程量
能够使可燃物与助燃物发生燃烧反应的能量来源,称为( )。
A. 可燃温度
B. 燃烧点
C. 能量源
D. 点火源
电梯由于控制失灵、曳引力不足或制动失灵等发生轿厢或对重落底时,( )将吸收轿厢或对重的动能,提供最后的保护,以保证人员和电梯的安全。
A. 限速器
B. 安全钳
C. 电气安全触点
D. 缓冲器