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- Akkad has not been located but the period produced some astonishing works of art, including fine cylinder seals. 阿卡得的位置没有被找到,但这个时期却产生出一些惊人的艺术作品,包括精美的圆柱状图章。
- Imported cylinder seals and stainless pipes and oil cases increase the operation reliability of the hydraulic hoists. 油缸密封圈采用进口优质产品,油箱、管道采用不锈钢材料,从而增强了液压启闭机的运行可靠性。
- Through the improvement,the cylinder seals of DBT roof supports are made more reasonable and has got the considerable economical benefit. 通过这种改进,使DBT液压支架立柱密封更加合理,并取得可观的经济效益。
- Hydraulic Cylinder Sealing Dependability Research and Structure Conformity 液压油缸密封可靠性研究与结构的统一
- Replace the cylinder outlet seal and valve cap. 替换钢瓶排气口密封和阀门帽。
- Cook the meat quickly at first to seal in the juices. 一开始要大火烧肉,以便保存肉汁。
- The putty gives a good seal round the window. 窗户四周泥的油灰密封效果很好。
- Our foil packets seal the flavour in. 我们用锡纸包装以保持原味。
- The accident didn't do much damage to the cylinder. 在意外事故中,汽缸没有受到重大损坏。
- This document carries the royal seal. 这份文件上盖有王室印章。
- The seal on the bottle has perished. 瓶子的封记已经腐烂。
- The string is wound round a cardboard cylinder. 线缠绕在纸筒上。
- He impressed his seal on the wax. 他在火漆上盖了他的私章。
- The engine is misfiring badly on one cylinder. 发动机有一个汽缸严重失灵。
- The deal needs the government's seal of approval. 这一交易需经政府批准。
- Sealing is prohibited in many countries. 许多国家禁止捕海豹。
- Seal (up) the window to prevent draughts. 把窗户封起来以防风。
- A round seal affixed to a papal bull. 印玺一个圆形的教皇的正式宣布训令或法令的封印
- The cylinder is a crucial part of the washing machine. 滚筒是洗衣机必不可少的部分。
- A crown for covering or sealing a tooth. 齿冠遮盖或密封牙齿的冠状物
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries