词汇	direct contamination
释义	direct contamination 直接污染
随便看	cold-cathode rectifier cold-cathode rectifier tube cold-cathode relay discharge tube cold-cathode source cold cathode stabilizer cold cathode step tube cold cathode thratron cold cathode thyratron cold-cathode thyratron cold cathode trigger tube cold-cathode trigger tube cold cathode triode cold-cathode triode cold cathode tube cold-cathode tube cold-cathode tube, gas-filled with electrode cold cathode ultraviolet lamp cold-cathode vacuum gauge cold cathode valve cold cathod gaseous laser coldcaustic refined pulp cold caustic refined pulp cold caustic soda method cold cauterization cold cautery