理论创新的实质和关键各是什么？
You are the Cisco Network Designer in Cisco.com. Your company is using the G.711 codec with 802.11a access point radios. This can support a maximum of how many phones per access point?（） ["5","10","14","20"]
我国继承法规定的遗嘱的五种形式是公证遗嘱、自书遗嘱、（）、录音遗嘱、口头遗嘱。
元素的成矿方式
企业为减少注册资本回购自己公司股份，按实际支付的金额，应借记的账户是（）。 ["股本","盈余公积","资本公积","库存股"]
保险中介
