The picoammeter reads the current at the last dynode, which is equal to the anode current minus the current flowing to the previous dynode.是什么意思_The picoammeter reads the current at the last dynode, which is equal to the anode current minus the current flowing to the previous dynode.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句