A gearbox, however, allows the turbine to operate at a high speed while driving the fan at a lower speed.
然而安装一个齿轮减速器后，涡轮可以高速驱动低速运转的风扇。
Pratt &Whitney is exploring putting a gearbox between the fan and the turbine, because fans run more efficiently at low speeds and turbines operate better at high speeds.
而普拉特&惠特尼则正在尝试在风扇和涡轮之间加入一个变速箱，因为风扇低速运转更高效，而涡轮机高速运转则更高效。
Turbine blades are difficult to make because they have to survive high temperatures and huge stresses.
涡轮机叶片很难制造，因为它们要经受高温和高压的考验。
Pratt & Whitney is exploring putting a gearbox between the fan and the turbine, because fans run more efficiently at low speeds and turbines operate better at high speeds.
Pratt&Whitney在探索将一个变速箱放在风扇和涡轮机中间，因为风扇在低速时效率较高，而涡轮机则在高速时更高效。
The new improved technology includes high pressure turbine airfoil advancements that enhance operational reliability, lower maintenance costs and improve fuel burn retention.
新技术的改进包括高压涡轮机翼，可提高其作战的可靠性、降低维修成本并提高燃油燃烧使用率。
The first phase, which focused on the combustor and high-pressure turbine, was completed in September 2009.
第一阶段致力于燃烧室和高压涡轮的测试已于2009年12月完成。
It says it has developed a micro-turbine engine to act as an on-board charger and a high-density battery that can power a vehicle for about 60-80 km (35-50 miles) on one charge.
该公司称，他们已经开发了一种微型涡轮发动机，其中包括车载充电器和高密度电池。一次充电能驱动汽车行进60- 80千米。
It says it has developed a micro-turbine engine to act as an on-board charger and a high - density battery that can power a vehicle for about 60-80 km (35-50 miles) on one charge.
该公司称，他们已经开发了一种微型涡轮发动机，其中包括车载充电器和高密度电池。一次充电能驱动汽车行进60- 80千米。
Old Method: High speed turbine couplings often utilize fitted bolts which can be difficult to install and remove.
传统方法：高速涡轮机联轴器经常要采用紧配螺栓，而紧配螺栓的安装和拆卸都非常麻烦。
These are jobs at places like Capstone Turbine in California, which recently sold $2 million worth of high-tech energy equipment to Brazil.
这些工作分布在像加利福尼亚州的凯普斯汽车轮机这样的公司里. 凯普斯汽轮机公司最近对巴西出口了价值两百万美元的高科技能源设备.
"The problems with the transformers are not pertinent to wind turbine technology but associated with the high-voltage circuit."
变压器的问题和风机技术无关，是高压回路的问题。
It can be used to make parts that cannot be produced by normal manufacturing techniques, such as turbine blades that have complex shapes, or airplane parts that have to withstand high temperatures.
它还能用于生产一般制造技术无法生产的零件，例如有复杂形状的涡轮叶片或必须耐得住高温的飞机零件。
With the nonlinear and time variable characteristics of hydraulic turbine regulation system, high qualified speed adjustment system cannot be achieved with the conventional PID controller.
水轮机调节系统具有非线性和时变性的特性，传统的PID控制器无法获得高性能的调速系统。
The high speed airfoil type wind turbine has the highest efficiency in high wind speeds.
高速机翼型风轮机在高风速下达到最高的使用效率。
Objective To explore the effects and damages of low-temperature sterilizing with hydrogen peroxide gas plasma (HPGP) on dental high speed turbine handpieces, so as to prolong its service life.
目的探讨过氧化氢等离子低温灭菌对牙科高速涡轮手机（简称手机）的灭菌效果及对手机的损耗情况，以增加手机的使用寿命。
Combustion reactions in a gas turbine are processes of high irreversibility, and therefore of lowe exergy efficiency.
燃气轮机中的燃烧反应是一种高度不可逆的过程，因此效率较低。
Attributing to the large flow rate, high efficiency level reaction turbine is adoptive in staged combustion cycle liquid rocket engine.
基于闭式补燃循环液体火箭发动机流量大的特点，欲设计效率水平高的航天反力式涡轮。
A four-stage high load LP turbine was optimized and redesigned by applying multistage aerodynamic optimization design process.
采用多级涡轮气动优化设计流程对某四级高负荷低压涡轮进行多级气动优化设计。
CSP systems capture and focus the sun's rays, using mirrors, to heat a working fluid to high temperatures and use it to drive a turbine.
CSP系统通过镜面收集和聚焦阳光束，以光来高温加热液体，再用液体驱动汽轮机。
The flight ban was imposed because in the high temperatures of an engine turbine, ash can turn to molten glass and cripple the engine.
禁航是因为涡轮发动机产生高温，火山灰会熔化玻璃和削弱发动机。
The fireproof measures are put forward by analyzing the firing causes of oil line system of high-pressure steam turbine and listing the defects.
分析了蒸汽透平油路系统着火的原因，列举了其存在的缺陷，提出了具体的防火技术措施。
The paper Introduces fracture appearance transition character of turbine high and middle pressure rotor made metal material.
介绍汽轮机高中压转子金属材料的脆性转变特性。
Practice proved that the nc machining of hydraulic turbine blades features high machining efficiency and high accuracy, and dramatically improves the machining quality of turbine wheels.
实践证明，水轮机叶片数控加工工艺方法具有加工效率高、精度高等优越性，使转轮加工质量大幅度提高。
Practice proved that the nc machining of hydraulic turbine blades features high machining efficiency and high accuracy, and dramatically improves the machining quality of turbine wheels.
实践证明，水轮机叶片数控加工工艺方法具有加工效率高、精度高等优越性，使转轮加工质量大幅度提高。
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