Though this cuts down on the laser speed camera's effective range, the camera is still effective due to its short lock-on time.
尽管这减少了激光测速相机有效范围，相机的功能仍然是行之有效的由于其锁定时间短。
2
Two test methods, both test on boundary scan and test-by-divider, are described in details, especially focusing on the maximum output frequency, the range of output frequency and the time to lock.
分别给出了边界扫描测试和分频器测试两种测试方案，并对两种方案进行了比较，指出了各自的适用范围。
3
With 232 communication, selection range automatically, data lock, data display, operating easy and so on.