Passage 2 Korea, once known as the “Hermit Kingdom” , is plainly on the move. As with “Japan, Inc.” before it, the new label “Korea, Inc.” may be no more than a trendy buzzword. But South Korea aims to forge just such a national economic machine, using the might of its established giants backed by centralized planners who can mobilize the country’s banks and industrial infrastructure. The heady dreams of actually rivaling Japan may never come within reach; Korea’s economy, while large by Asian standards, is barely one-fifteenth the size of its island neighbor. And it faces a gantlet of other obstacles, ranging from an unwieldy bureaucracy and a volatile political climate to a chronic shortage of investment capital and heavy commitments to military spending. Still, the comparisons with Japan, Inc. are more than empty flattery; in fact, they signal Korea’s gathering clout.

What are the disadvantages of Korea’s economy when compared with Japan’s

某高层旅馆地上共8层、地下共1层，建筑高度31.5m，总建筑面积8880m²，每层建筑面积987m²。地下1层设生活给水泵房，消防水泵房、消防水池、配电间等。首层为大堂、多功能厅以及厨房、娱乐室等，地上2～8层为旅馆客房。该旅馆每层设有3个DN65室内消火栓，消火栓间距小于25m；各层均设有自动喷水灭火系统；大堂、多功能厅以及厨房、娱乐室和疏散走道及楼梯间设有应急照明和疏散指示标志灯；各层每个室内消火栓处设置2具手提式ABC干粉灭火器；室外150m范围内设有两个室外消火栓。

根据以上场景，回答下列问题。

同一建筑物内应采用统一规格的消火栓、水枪和水带，其中每根水带的长度不应超过多少m？