Zigbee 采用了 CSMA-CA ( )同时为需要固定带宽的通讯业务预留了专用时隙,避免了发送数据时的竞争和冲突;明晰的信道检测。
A.
mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">自愈功能
B.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">自组织功能
C.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">碰撞避免机制 minor-latin;mso-fareast-font-family:宋体;mso-fareast-theme-font:minor-fareast; mso-hansi-theme-font:minor-latin;mso-bidi-font-family:"Times New Roman"; mso-bidi-theme-font:minor-bidi;mso-ansi-language:EN-US;mso-fareast-language: ZH-CN;mso-bidi-language:AR-SA">
D.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA">数据传输机制