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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。
- 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。
- This paper presents a novel hybrid circuit breaker (HCB) device whose motion part is composed of Insulated Gate Bipolar Transistor (IGBT) and Mechanical Circuit Breaker (MCB). 摘要将机械开关的静态特性和固态开关的快速性相结合研制了一种新型混合式断路器装置。
- An insulated gate bipolar transistor (IGBT) device characterization tool allows users to quickly and accurately create average and dynamic models of power semiconductor devices. 绝缘栅双极晶体管（IGBT）器件描述工具，使用户可以快速准确地创建功率半导体器件的平均和动态模型。
- Industrial valves - Cast iron gate valves. 工业用阀。铸铁闸阀。
- DPFC heat insulated pad is based on PPS resin with middle-empty glass micro-bead and glass fiber as reinforcement . DPFC隔热垫块是以PPS树脂为基体,以中空玻璃微珠、玻璃纤维作增强材料制得的。
- Double Disk Parallel Gate Valves. 明杆平行式双闸板闸板。不锈钢闸阀。
- The principle and experiment process of the infrared thermal wave nondestructive tesing(NDT) on disbonds of the heat insulated layer in rocket motors are demonstrated. 文章描述了运用红外热波无损检测技术对固体火箭发动机试件绝热层脱粘进行检测的原理和实验过程。
- 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 recent development of pulse modulator is to use solid-state switches such as IGBT (Insulated Gate Bipolar Transistor ) and power MOSFET(Metal Oxide Semiconductor Field Effect Transistor)etc. as substitute for hydrogen thyratrons. 用IGBT(绝缘栅双极性晶体管)和功率MOSFET(金属氧化物半导体场效应管)等固态功率开关器件代替氘闸流管开关是脉冲调制器技术的最新发展方向。
- 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。
- Fireproof performance, fire resistance and heat insulation. 防火性能,既隔火又绝热。
- Concerning working principle of insulated gate field-effect transistor (IGFET) , in the existing and using textbooks, there are several different explanations that are unlike in their opinions each other. 关于绝缘栅场效应管的工作原理,现行教材有几种不同的讲解,观点各不相同。
- Development of New Waterproof Heat Insulating Powder Ash. 新型粉煤灰防水隔热粉的研制。
- 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。
- The airy structure provides very good heat insulation. 通气结构,隔热性能良好。
- 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。
- Heat insulating for CFB boilers and other kinds of boilers. 流化床锅炉及各种锅炉保温。
- Metal insulation is adopted for the vessel heat insulation. 容器采用金属保温层隔热。
