词汇	tree class
释义	tree class 级别树
随便看	integral catalyst bed Integral CATV Digitization integral cavity klystron integral-cavity klystron integral-cavity reflex-klystron oscillator integral cavity reflex oscillator integral cavity tr tube integral-cavity TR tube integral ceiling function integral character integral characteristic integral characteristics integral charge Integral Charge Control Model integral charging system integral chassis integral check integral check valve integral choice pattern integral chromatogram integral circle integral circuit integral circuit package integral circuit packages integral circuitry