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- Dual Grease Injector at Seat Ring and Wedge of Gate Valve. 闸阀的阀座环和楔形闸板上的双重润滑油注入器。
- At home, Water Gate muffled the thrust of our initiative. 在国内，水门事件影响了我们的倡议的进展。
- Soft-sealing gate valve can be used for adjusting purpose. 软密封闸阀也可作调节阀使用。
- Outlet gate valve can be opened/closed slowly to prevent surges. 出口闸阀可以慢慢开启/关闭以防止水流汹涌。
- On the basis of all the above analysis and research, an experimental analogical device to test the balancing valve circuit of the hydraulic water gate has been firstly adopted. 在上述各种分析、研究的基础上，首次采用模拟实验装置对启闭机平衡阀回路进行了实验研究。
- Industrial valves - Cast iron gate valves. 工业用阀。铸铁闸阀。
- Double Disk Parallel Gate Valves. 明杆平行式双闸板闸板。不锈钢闸阀。
- The Congress set up a special committee of enquiry to investigate the Water Gate Scandal. 国会成立了一个特别调查委员会来调查水门事件。
- Nixon's resignation was related to the Water Gate Affairs. She says she is related to the royal family. 她说她与皇室有关系。
- We find that the people gathered together at the street or square before the water gate. 我们发现人们聚在水闸大门前的街头或者广场。
- This operation can be done many times insuring that the Velan knife gate valve gives years of reliable service. 这种操作可以进行多次,以确保。
- The main measures for water gate protection in our country are painting and metal hot spray at present. 目前国内闸门腐蚀防护措施主要为涂料防护和金属热喷涂防护。
- Introducea gate valve which adopt isostatic compaction polyfluortetraethylene lining. 介绍了一种采用聚四氟乙烯等压成型衬里闸阀。
- A method to measure the water gate flatness is introduced in this paper.This mothod uses the theodolite and vernier. 介绍一种利用经纬仪和游标量具测量福建水口电站船闸挡水闸门平面度的方法;
- NIBCO's exclusive Block Valve design greatly extends the life you ordinarily expect from a gate valve. 美国尼伯科特有的关闭阀设计极大地延长了传统闸阀的使用寿命。
- DO NOTuse valves that may cause excessive restriction to water flow. Use full flow ball or gate valves only. 不要采用可能对水流造成过大障碍的阀门。只选用全通道球阀或闸阀。
- Standard gate valves with motor operated actuators are acceptable. 容许带电动马达操作执行机构的标准闸阀。
- Gate valves are the most commonly used shutoff valve in the industry today. 如今行业内，闸阀最常用作关闭阀，用于要求压降最小，能够双向启闭的应用场合。
- And the temple servants living on the hill of Ophel made repairs up to a point opposite the Water Gate toward the east and the projecting tower. 尼提宁住在俄斐勒,直到朝东水门的对面和凸出来的城楼。
- All gate valves are available with optional PTFE seat rings. 所有闸阀都可以配置备选的聚四氟乙烯(PTFE)阀座环。
