ÌâÄ¿ÄÚÈÝ
ijÈÈÃôµç×èµÄ×èÖµRËæζÈt±ä»¯µÄͼÏßÈçͼ¼×Ëùʾ¡£Ò»¸öͬѧ½øÐÐÁËÈçÏÂÉè¼Æ£º½«Ò»µç¶¯ÊÆE=1.5V£¨ÄÚ×è²»¼Æ£©µÄµçÔ´¡¢Á¿³Ì5mAÄÚ×èΪ100¦¸µÄµçÁ÷±í¡¢µç×èÏäR¡äÒÔ¼°ÓøÃÈÈÃôµç×èR£¬´®³ÉÈçͼÒÒËùʾµÄµç·¡£Èç¹û°ÑµçÁ÷±íµÄµçÁ÷¿Ì¶È¸ÄΪÏàÓ¦µÄζȿ̶ȣ¬¾ÍµÃµ½ÁËÒ»¸ö¼òµ¥µÄ¡°½ðÊôµç×èζȼơ±¡£
£¨1£©µçÁ÷¿Ì¶È½ÏС´¦¶ÔÓ¦µÄÎÂ¶È¿Ì¶È £»£¨Ìî¡°½Ï¸ß¡±»ò¡°½ÏµÍ¡±£©
£¨2£©Èôµç×èÏä×èÖµR¡ä=70¦¸£¬Í¼±ûÖÐ5mA¿Ì¶È´¦¶ÔÓ¦µÄζÈÊýֵΪ ¡æ.
£¨1£©½Ï¸ß £¨2£©30¡æ
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿