其次是更年轻的飞机的发动机效率更高。
The second is that a younger fleet offers greater engineering efficiency.
提高发动机效率及延长其使用寿命。
提高发动机效率及延长其使用寿命。
对气体增压是提高天然气发动机效率的重要途径之一。
Gas supercharging is a major way to improving the efficiency of a gas engine.
本发明可实现缸内均质及分层燃烧，从而提高发动机效率和环保性。
The fuel injector can realize homogeneity and fuel stratified injection in a cylinder, thereby improving the efficiency of the motor and environment conservation.
在发动机效率低的起动时使用马达，车速上升后将动力切换到发动机。
Starting the engine to use inefficient motors, speed up after power switch to the engine.
在许多情况下，在工业设备中使用由电池电力驱动的电动机比使用柴油发动机效率更高。
In many cases, using electric motors powered by batteries will be more efficient than running diesel engines in industrial equipment.
尽管相对贵一些，但是这个发动机效率更高，而且不需要经常维修。 【参考答案】。
Even though relatively costly, the engine is highly efficient and infrequently needs servicing.
采用喷涂封严涂层的方法调整叶片端部与发动机涡轮机壳之间的间隙以提高发动机效率。
Seal coating sprayed is currently used to adjust the gap between the blade tip and engine casing and improve engine efficiency.
发动机效率很高，丹麦首席工程师指出，船每平均行驶17节，每海里每吨货物只消耗3克燃料-这听起来肯定算很低了。
Yet so efficient is the engine, says the Danish chief engineer, that cruising at an average of 17 knots the ship consumes just 3 grams of fuel per tonne per nautical mile-which certainly sounds low.
对于任何给定的空气部分，更强大的扩展比允许更多的精力从热量转换为有用的机械能，这意味着发动机效率更高。
For any given portion of air, the greater expansion ratio allows more energy to be converted from heat to useful mechanical energy meaning the engine is more efficient.
超过5490米是重型喷气式飞机的领域，因为喷气式发动机在更高的高度运行时效率更高。
Above 5,490m is the realm of the heavy jets, since jet engines operate more efficiently at higher altitudes.
因此，他将应用范围有限且效率低的蒸汽泵改造成了应用范围广泛的蒸汽发动机。
He thereby transformed an inefficient pump of limited use into a steam engine of a thousand uses.
这种方法将会则将提高发动机的效率，通过点燃更多的混合物会减少污染物的排放。
The approach would increase efficiency of engines, and reduce their pollution, by igniting more of the mixture.
柴油机的设计要比汽油发动机更有效，因此燃油效率更高。
Diesel engines are designed to be more efficient than gasoline engines, so they provide higher fuel efficiency.
将发动机置入机身上部也能够提高燃油效率和降低噪声。
Gains in fuel efficiency and noise reduction could also come from embedding the engines into the topside of the fuselage.
换言之，鸟谷部博士靠信息做功的发动机的效率为28%。
In other words, Dr Toyabe's information-to-work engine was 28% efficient.
illustration今天的竞争压力和其他市场压力迫使发动机制造公司不断的改善其设计制造的产品和系统的效率。
IllustrationToday's competitive pressures and other market forces drive manufacturing companies to improve the efficiency with which they design and manufacture products and systems.
涡轮在高速运行的时候效率更高，而风扇在低速时效率更高，因此涡扇发动机需要在这两者间达到拖鞋，因为发动机的设计需要他们以相同的速度运行。
Turbines run most efficiently at high speeds, and fans at low speeds, so turbofan engines have to compromise between the two, because the engine's design requires them to turn at the same speed.
尽管美国提供的救济金严重下降，它在德国和罗马尼亚得到很好的赠款和轻贷款用来研发高效率的发动机。
Although it pointedly declined a bail-out in America, it has been happy to take grants and soft loans in Germany and Romania to develop an efficient engine.
通过更加符合空气动力学的形状和一个曲线尾巴的飞机结构，这些发动机将使飞行更有效率，同时会将绝大部分的噪音传向空气上方。
With a more aerodynamic shape and framed by a curved tail plane, these engines would make for a more streamlined aircraft, as well as directing most of their noise upward.
为了提高燃料效率，更多的柴油发动机和改良的四缸发动机应运而生。
To boost fuel efficiency more diesel engines are popping up, as well as improved four-cylinder engines.
这样的安排让两台发动机都可以带动轮胎，这种策略让每台发动机都工作在效率最高——而且最完善——的范围内。
This arrangement allows both motors to power the wheels, a strategy that keeps each motor in its most efficient-and refined-operating range.
一些内燃发动机虽然仍会产生二氧化碳，但污染物排放量已接近零这一最高标准，其他一些内燃发动机的工作效率大大提高，能够输出600匹的强大马力。
Some IC powerplants achieve near-zero emissions of pollution-generating compounds (they will still emit carbon dioxide), while others can generate 600 horsepower more efficiently than ever.
一台活塞式发动机被充其量说只成为有效率33%。
发动机是极其众所周知，其耐用性，燃油效率高和良好的低到中期范围内扭矩。
The engines are extremely well known for their durability, high fuel efficiency and good low to mid range torque.
不仅是在吉普的多燃料发动机的效率，但它们更清洁的和最高的紧凑型SUV一流！
Not only are the engine's in the Jeep's more fuel efficient, but they are cleaner burning and top the compact SUV class !
蒸汽在发动机中膨胀后，温度必须大幅度地下降以获得高效率。
For high efficiency, the steam must decrease substantially in temperature as it expands within the engine.
叶片是航空发动机的重要零件之一，叶片的加工精度和效率对于叶片的加工来说至关重要。
The blade is one of the important parts of aeroengine. Efficiency and precision are important for the blades' machining.
叶片是航空发动机的重要零件之一，叶片的加工精度和效率对于叶片的加工来说至关重要。
The blade is one of the important parts of aeroengine. Efficiency and precision are important for the blades' machining.
应用推荐