英和和英

the negative pole

a triode discharge tube

an electrode called cathode

the positive pole of a vacuum tube

the positive and negative poles

the plus terminal

an electronic component called cathode-ray tube

scientific instrument parts called communicating tubes

anode [cathode] rays

of or at or pertaining to a cathode

electrodes

the plus pole

a heat cathode called {indirect heated cathode}

an electrode

the positive terminal of an electrolytic cell

a flow of electrons emanating from a cathode in a vacuum tube called a cathode ray

the positively charged electrode in a vacuum tube

charges of opposite sign

a electrode that produces thermoelectrons, called cathode

the terminal of a battery that is connected to the negative plate

an electrode called anode

a gird in an electron tube, called screen grid

the electrode of a multi-electrode tube, called grid

a thermionic tube having two electrodes

in electricity, a carbon point

a netted pole between the positive and negative poles in a vacuum tube, called control grid

an electric current that flows from the anode to the cathode inside an electric tube

an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube

an electrode which is made with platinum

the character of the negative electric pole