high bit ratehaibitreit短语¹⁴⁴⁹⁷²⁺² 基本例句 高比特率 With the development of high bit rate long haul fiber-optical communication, it is required that the photo detector has much higher sensitivity and high-speed response capability. 随着高速、长距离光纤通信的不断发展，要求相应的光接收器件具有更高的灵敏度和更高的高速响应能力。 fabiao