【判断题】适用于用电信息采集系统的远程通信网络主要有配电光纤专网,GPRS、CDMA、3G等无线公网,230MHz负荷管理专用无线专网,低压电力线载波、微功率无线等网络,主站可以同时支持各种通信信道类型。
【简答题】Consumer products refer to ________.
【判断题】STM-N 的N 的取值可以是1、4、8、16等。
【单选题】将 7g 结晶草酸(C2O4H2.2H2O )配成质量分数为 0.05 的草酸溶液,需加溶剂水( )。
【单选题】为弥补班级授课制不足,把大班上课、小组谈论、个人自学结合在一起的教学组织形式是( )。
【单选题】Consumer products refer to ________.
A.
products purchased by consumers for further processing or for use in conducting a business
B.
primarily intangible offerings from marketers
C.
raw materials as well as manufactured materials and parts
D.
products and services bought by final consumers for personal consumption
【判断题】微功率无线主要用于用电信息采集系统远程通信。
【单选题】12) Consumer products refer to ________.
A.
products purchased by consumers for further processing or for use in conducting a business
B.
products and services bought by final consumers for personal consumption
C.
primarily intangible offerings from marketers
D.
raw materials as well as manufactured materials and parts
E.
products that aid in the consumer's production or operations, including installations and accessory equipment
【单选题】Consumer products refer to ________.
A.
products purchased by consumers for further processing or for use in conducting a business
B.
products and services bought by final consumers for personal consumption
C.
primarily intangible offerings from marketers
D.
raw materials as well as manufactured materials and parts
E.
products that aid in the consumer's production or operations, including installations and accessory equipment