【单选题】If Bill Gates ever had reason to doubt that the brash young billionaires of Google were out to get him, the time for such uncertainty is now officially over. Last month's dramatically revised version ...
A.
the managers of Google are impolite.
B.
there is no longer uncertainty about Microsoft's precedence.
C.
it is true that now Google is surpassing Microsoft.
D.
Bill Gates begins to think Google as his opponent.
【单选题】复数 对应的点Z(a,b)唯一,下列命题为真的是()
【判断题】产品成本计算的品种法是只分品种,不分产品批别和生产步骤计算成本的方法。( )
【简答题】产品成本计算的品种法是分产品品种,不分产品 批别和生产步骤计算成本的方法。( )
【单选题】某反应在标准状态和等温等压条件下,在任何温度都能自发进行的条件是
A.
Δ rH m Θ > 0 Δ rS m Θ > 0
B.
Δ rH m Θ < 0 Δ rS m Θ < 0
C.
Δ rH m Θ > 0 Δ rS m Θ < 0
D.
Δ rH m Θ < 0 Δ rS m Θ> 0