单词	primary sol
释义	primary sol 初级溶胶
随便看	piston unit area power piston unt piston vacuum pump piston-valve piston valve piston valve body piston valve bush piston valve chamber piston valve cover piston valve engine piston valve gear piston-valve induction piston valve liner piston valve pump piston valve ring piston valve spider piston valve spindle piston valve steam engine piston valve stem piston velocity piston vice piston viscometer piston viscosimeter piston wall pistonwall 515252234 51531134 5153134 5153154 51532 51532124 5153222 515322534 515322534 5153225*52 りんぱ腺りんびょうりんびょう【淋病（痳病）】りんぶりんぶ【輪舞】りんぷんりんぷん【鱗粉】りんぺんりんぺん【鱗片】りんぽ