下列选项中,工程索赔的处理原则中不包括的是( )。
A.索赔的依据必须充分
B.索赔必须以合同为依据
C.及时、合理地处理索赔
D.加强主动控制,减少工程索赔
参考答案:A
18. He worked day and night, and finally his dream ________ a teacher ________.
A.of becoming; was come true
B.of becoming; came true
C.to become; came true
D.to become; was come true
下述哪种气体可以看作热辐射透明体(τ=l的气体)?()
A.二氧化碳
B.空气
C.水蒸气
D.二氧化硫气体