单词	chemical principle
释义	chemical principle 化学原理
随便看	Spiral type chip removal device spiral-type cold water meter spiral type core spiraltype head spiral type heat exchanger spiral type seed grader spiral-type seed grader spiral-type slag eliminator spiral type waterwall spiral undercut feed box spiral unloading machine spiral unwinding machine spiral up spiral up flow reactor spiral up-flow reactor spiral-up flow reactor spiral upward spiral upwards spiral ureteric catheter spiral urethral bougie spiral vagina spiral valve spiral valve of cystic duct spiral valve of Heister spiral valve of intestine