某高层建筑设有火灾自动报警系统、自动喷水灭火系统，室内消火栓系统，防火卷帘分隔系统。消防监督员在监督检查中，对火灾自动报警系统检查，摘下一个感烟探测器后，按手动报警按钮报警时消防控制中心报告有探头故障信号显示，而没有火警信号；对商场扶梯四周一樘防火卷帘附近的探头加烟测试，该樘防火卷帘立即下降到底，扶梯周围其余三樘未动作。

问：（1）请指出这次检查发现该建筑存在的问题？

（2）公安机关消防机构应如何处理？

Which one of the following statements regarding cartilage is FALSE

A．Its growth rate is increased by testosterone and thyroxine

B．Its growth rate is decreased by cortisone and estradiol

C．Fibrocartilage is the cartilage model in endochondral bone formation

D．The matrix of elastic cartilage is identical to that of hyaline cartilage except that it contains elastic fibers

E．Hyaline cartilage is the cartilage model associated with endochondral bone formation.