All
    Xinzhizao
    Maintenance Basis
    Welding Technique
    Electronic Circuit Basis
    iPhone Maintenance
    Exterior Screen Maintenance
    Andriod Phone Maintenance
    MacBook
    Laptop Maintenance
    Desktop Computer Mainboard Maintenance
    Graphics Card Maintenance
    Series of courses
    Microphone fault repairing
    Domestic mainboard repair
    All
    Basic Circuit Concepts
    Electronic components
    All
    Resistor
    Inductor
    Capacitor
    Crystal oscillator
    Diode
    Triode
    MOSFET
    Voltage regulator
    Gate circuit
    Comparer
    Filtering：
    General
    Popularity
    Price
    Video
    54. Triode applications in the circuit
    Triode
    free
    54person
    Video
    53. Triode substitution
    Triode
    free
    38person
    Video
    52. Triode measurement and judgment
    Triode
    free
    52person
    Video
    51. Triode conduction conditions
    Triode
    free
    37person
    Video
    50. Triode code
    Triode
    free
    58person
    Video
    49. Triode composition
    Triode
    free
    54person
    Video
    48. Triode introduction
    Triode
    free
    46person
    Links：