某种筹资方式的筹资总额分界点是指确保该筹资方式个别资金成本不变的筹资总额的限额。 ( )
参考答案：对
解析： 依据筹资总额分界点的定义。
一瀑布高70m，水从瀑布顶上流下，假设水的重力做的功全部转化成内能，其中60%被水吸收，水温能升高多少摄氏度？（c水=4.2×103J/（kg·℃） g=10N/kg）
Which of the following statements is NOT true of the global tourism industry
A．The tourism industry is undergoing restructuring in parts of the world.
B．It remains thoroughly fragmented and widely distributed.
C．It yields considerable annual profits.
D．It creates more than 200 million jobs globally.
