词汇	printed circuitry
释义	printed circuitry 印刷电路
随便看	contact barrier diode contact bar submerged arc welding contact bar submerged arc weldingcbs contact base contact base-line apparatus contact basin contact battle contactbed contact bed contact bedding contact bed method Contact behavior contact behaviors contact behaviour contact beta radiography dating contact between dialects contact between layers contact between teacher and student contact between the host and the guest contact between the two contact binary contact binary star contact binary stars contact biological filter contact bio-oxidation