weighbeam

基本解释

This kind of balance is iron lever mostly, malady is near balance department, weighbeam can be extended can shrink, control in 5 centimeters commonly.
這種秤大都是鉄杆，弊病在秤系四周，秤杆能伸能縮，一般在5厘米左右。秤豬時秤杆縮進去，檢秤時把秤杆拉出，定磐星還準。
It takes the single chip microcomputer AT89C51 as the control nucleus, uses digit controlled current to control running of weighbeam, adopts infrared technology to check the balance of weighbeam.
測量儀以單片機AT89C51爲控制核心，使用數控電流源控制秤杆的轉動，採用紅外監控技術檢測秤杆的平衡位置。