词汇	converse arithmetic
释义	converse arithmetic 反求算法
随便看	character packing density character painting character paintings character pair character parallel transmission character-parallel transmission character parameter character parameter matching character parameters character parameters of orbit character parity character parity check character part character partition character path character pattern character pattern back colour character-pattern descriptor character pattern input character pattern processing character pattern telephone access infor Character performance character performance main Character Performance Maintenance Scale character per inch