单词	銀記
释义	銀記 yín jì银质印章。银记
随便看	piston speed of displacement piston spining pump piston spring piston spy pistons, reciprocating one within another pistons, sliding inside another piston stay-bolt piston steam engine piston steam engine, engine piston steam enginereciprocating steam engine pistons teams pistonstem piston stem piston stem nut piston stop piston stopper piston stop screw piston stop washer piston striker piston stroke piston-stroke piston-strokes piston stuffing box piston supercharger piston super charger