英语词汇“upper stem seal”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	upper stem seal
释义	upper stem seal [化] 上阀杆密封
随便看	weak nuclear weak nuclear force weak nuclear interaction weak object weakon weak on his pins weakons weak operator precedence grammar weak operator topology weak optimal solution weak ordering weak organic acid weak parasite weak part weak partial order weak parts weak password weak pathogenic race weak pattern weak phoneme weak picture weak pocket weak point weak point. weak-point fracture 坐天牢坐如钟，立如松，卧如弓。坐如钟，站如松，卧如弓坐宝座坐家的女儿偷皮匠，缝着的就绱坐对青灯落，松风咽夜泉。坐山观虎斗。坐帐无鹤，支床有龟坐当群静后，吟到月沉时。坐待不来来又去，一方明月中庭ノギクノギスノクノクターンノクターン［nocturne］ノグソノケゾルノケモノノケルノケル