推荐资源 电阻器10K Ohms 1pct 0.25W Toll 0 0 TB5P-4P-5-20-7.6-10 0 0 SOIC8-1.27-5-4-1.9 0 0 G2R-1EZ-29-13-25.5 0 0 迷你开关 SPST On / OFF Maritex 0 0