您要查找的是不是：
- sealing ring of gyrosphere 陀螺球密封环
- Check the seal ring of the conductor. 检查隔水管密封圈。
- High purity graphite bearing,mobile sealing ring,sealing ring of erosion proof and standing high temperatuer(for pumps,stoves calcining stoves and air comperessors used in chemicals,machinery pharmaceutical industry). 耐腐蚀、耐高温的高纯石墨轴承、动密封环、静密封环、用于化工、机械、医药等的泵、釜、煅烧炉、压缩机等。
- Third, the PTFE (F4) of the corrosion seal ring. 第三，聚四氟乙烯(F4)密封环的腐蚀。
- STUDY OF SEAL RING OF TURBOJET ENGINE 某涡喷发动机密封环研制
- His voice carries the ring of authority. 他的声音中带有权威的口气。
- His remarks had a ring of sincerity. 他的话语气真诚。
- There was a ring of laughter in the corridor. 走廊里传来响亮的笑声。
- Perfect sealing ring on bearing allows no leak of oil. 完全密封的轴封:完全密封,无渗油。
- Her latest stunt is riding a motor cycle through a ring of flames. 她的最新特技表演是骑摩托车钻火圈。
- The sealed ring of the disc uses composite materials adhered by multilayer-metal and Graphite, which has excellent sealability no matter at a high temperature or a low one. 蝶板密封面采用多层次金属与石墨粘合而成的复合草料， 刚柔并济，无论在高温或低温工况下， 均具有良好的密封性能；
- Press the flange and replace the side sealing ring. 压紧法兰（均匀用力）更换侧密封圈。
- Service Lifetime of Rubber Seal Ring of Cast-iron Pipe 铸铁管橡胶密封圈使用寿命的预测
- He awoke to the ringing of an electric bell. 他随著一阵电铃的响声醒来。
- Adjusting the seal ring you can get the best seal. 调整密封圈的押紧程度，可以获得最佳密封效果。
- There is a ring of scum in the washbasin. 这个脸盆内有一圈污垢。
- His voice had the ring of exasperation. 他的声音带有着恼怒。
- The village is pocketed in a ring of hills. 这座村庄四周山峦环绕。
- A special retainer ring holds the two sealing ring faces together. 一个特殊的固定环将密封环的表面靠在一起。
- A ring of hills encinctures the village. 村庄坐落在群山之中。
