您要查找的是不是：
- Seat face Stellited, ground and lapped to a mirror finish. Conical seat machined to 8 RMS. 阀座面为钨铬钴合金，经过研磨抛光达到镜面光洁度。锥形阀座经过机加工，精度达到8RMS。
- NOTE: Most sizes and pressure classes have conical seats. Choice of flat or conical seat is manufacturer's option unless specified by customer. 注:大部分通径和压力等级的阀门都可以配置锥形阀座。除非用户指定,否则制造商将自行选择采用平面阀座或锥形阀座。
- Raised, conical seat prevents solids build-up from interfering with seal. Seat is hardfaced with Stellite to meet severe service. Alternative space age alloys are also used. 凸起的、锥形阀座避免实心颗粒淤积影响密封。阀座采用钨铬钴合金进行硬面处理，能够经受恶劣环境的考验。也可采用航空工业用合金制作的阀座。
- Conical seating at an angle to flow is self aligning, tight and always closed in a no-flow situation. Even in vertical (flow-up) pipe runs, this valve provides exceptionally tight shutoff. 圆锥形阀座与流向具有一定的角度,能够自行调整,在无流体状态下能够始终紧密关闭。甚至在垂直(流向朝上)管道上,这种阀门具有特别紧密地关闭特性。
- He nabbed the best seat in the house. 他抢到剧院最好座位。
- He came in and took a seat opposite to me. 他走进来，坐在我对面的座位上。
- I twisted round in my seat to speak to her. 我坐在位子上转过身来跟她说话。
- She got on the bus and picked a seat up front. 她上了公车,找了个最前面的座位。
- She took a seat in the back and watched. 她在后排找了一个座位坐下看起来。
- He lost his seat in the Parliament at the election. 他在选举中失去了议会中的席位。
- One economy class seat, is that right? 一个经济舱座位，对吗？
- The hall will seat five hundred. 大厅可以坐500人。
- Be there reserved seat for this film? 这部片子有无保留座位？
- Take a seat, have a cigarette or a joint and I will be back in three minutes. 请坐，抽根香烟或大麻烟，我三分钟内就回来。
- The boy entered the church and was assigned seat in the front pew. 男孩子们进入了教堂并被安排在前排座席。
- Can the car seat be slid forward a little? 汽车的座位能向前挪一点吗?
- I hate get seat in the front rows. 我很不喜欢坐前排的位子。
- He prefers to travel in a seat near the window. 他坐车、 船、 飞机都喜欢坐靠窗户的座位。
- The plane's take off. Please fasten your seat belt. 飞机起飞了。请系好安全带。
- The seat covers were (made of) PVC. 座椅的外罩是聚氯乙烯(做)的。
