电话机未来发展趋势计量随着电话在家庭的日益普及，用户对电话机的功能、选型提出了更高的要求。国产电话机价廉，而且我国电话机质量也逐步提高，不少产品已赶上国外产品质量。况且国产电话儿花样与功能变化层出不穷。中、低档普及型按键电话机是今后市场的主流。随着科... Telephone future development trend measurement With the increasing popularity of the phone in the home, the user of the phone features, selection put forward higher requirements. Domestic telephone inexpensive, and the quality of our telephone is gradually increased, many products have caught up with foreign product quality. Moreover, domestic phone pattern and function changes one after another. Medium and low-grade popular key phone is the mainstream market in the future. With the branch ...