水是机械动力的主要来源,而到了17世纪末,人们认为仅英格兰就有2万个左右的工作磨坊。
Water was the main source of mechanical power, and by the end of the seventeenth century, England alone is thought to have had some 20,000 working mills.
水动力飞船的关键在于发动机。
在未来,人们可能会乘坐水动力飞船前往火星!
In the future, people may travel to Mars (火星) by water powered spaceship!
科学家称,水动力宇宙飞船可以大幅减少火星之旅的成本。
Scientists say that a water-powered spaceship could make the trip to Mars much cheaper.
有了“气球”宇宙飞船,就可以携带足够的水为发动机提供动力,并在旅途中种植食物。
With the "Balloon" spaceships, enough water could be carried to power the engines and grow food during the trip.
此外,干水也能为天然气动力汽车提供一种更安全更便利的甲烷燃料存储方式。
The powder could also provide a safer, more convenient way to store methane fuel for use in vehicles powered by natural gas.
当你进行的时候,反应堆就会用全部的动力,运行,你排放出初冷却剂,那是热的,你开始注入紧急核心冷却水,那是冷的。
When you have an event, the reactor is operating at full power, you blowdown the primary coolant which is hot, you start injecting emergency core cooling water which is cold.
更引人注目的是动力使用的是水。
食品的损失和浪费也是对主要的资源的浪费——水、土地、能源和劳动力——而且还会增加温室气体的排放量。
Food loss and waste are also a major squandering of resources - water, land, energy and Labour - and contribute to greenhouse gas emissions.
简历表明,他是伊拉克顶尖的水动力工程师之一,被我们炸毁的供水系统就有他的一份设计功劳。
It turns out that he was one of Iraq's top hydraulic engineers, and helped design the water systems that we blew up.
核潜艇可以无限止地供应空气,水和动力,唯一对潜水时间有限制的是艇上的食品储量。
Nuclear submarines are able to provide their own infinite supply of air, water and power. Their only limitation for staying submerged is the amount of food on board.
它通过动力喷头将水形成“水锋”,高效地清洗餐具。
It directs water through kinetic jets to create a 'water-blade' That cleans pretty efficiently.
他要磨刀、杀猪、捉鱼、腌鱼,还要去水动力磨坊磨荞麦,还要种土豆,并储存起来。
He sharpened the scythes on a grindstone, slaughtered a pig, caught and salted fish, ground barley in a water-driven grist-mill and grew and stored potatoes.
我们将讨论什么是流动地图的功能以及它如何让你的水着色器质量的一个额外的动力开始。
We will start by discussing what a flow map does and how it can give your water shaders an extra boost in quality.
指出高拱坝坝肩稳定分析应考虑坝肩岩体的动力放大和坝-地基-库水的动力相互作用,算例表明所提方法的实用价值。
It is indicated that the dynamic amplification of abutment rock body and dam-water-foundation interaction should be considered in the aseismatic stability analysis for high arch dam abutment.
然而,为改进其水动力学性能和促进其实用化,尚有一些问题需要解决,例如有关三体船构型与阻力性能的关系。
There, however, are still some problems to be tackled to improve its hydrodynamic performances and promote its practical use, such as the relation between the configuration and its resistance.
计算结果均表明,本文的一维水动力学模型能较好地模拟漫滩河道的过流特征,并改善了漫滩河道洪水演进的模拟与预测能力。
Calculation results show that this model can simulate the characteristics of water flow in a floodplain river and can improve the capacity of flood routing simulating and predicting.
总体设计依据是流体动力学和水下生态系统,船体是通过对水动力进行研究后进行的设计。
The overall design is informed by fluid dynamics and underwater ecosystems, with hydrodynamic research informing the design of the hull.
通用土壤流失方程(usle)是水动力土壤侵蚀研究领域应用广泛的经验模型。
Universal soil Loss Equation (USLE) is an empirical model widely used in the domain of soil erosion by water.
本论文应用CFD方法求解了海洋工程领域中的流体水动力学问题。
The thesis employs the method of CFD to solve the hydrodynamic problems in the field of ocean engineering.
也就意味着消费者不会太有动力节约用水,投资者也不会太有动力建造水管和其他基础设施使水被用于最需要的地方。
This means that consumers have little incentive to conserve it and investors have little incentive to build pipes and other infrastructure to bring it to where it is needed most.
应用升力面理论涡格法和面元法,建立了拖式吊舱推进器非定常水动力性能的数值计算方法。
Based on potential flow theory, a numerical method is proposed for predicting the steady and unsteady hydrodynamic performances of puller type podded propulsors.
身前的划水过中线易于使你的肘部下沉,而且破坏你的抓水和损害你的动力。
A cross over at the front of the stroke tends to cause your elbow to drop, also damaging your catch and hurting your propulsion.
在某些条件下,水动力扭矩可能达到或超过阀座和非阀座扭矩。
Under certain conditions, hydrodynamic torque can meet or exceed seating and unseating torques.
水流的水下船体部分创建了一个水动力。
The flow of water over the underwater hull portions creates a hydrodynamic force.
根据特殊的地质和水动力学特征,对常规物质平衡方程进行了改进。
Based on the special geologic and hydrodynamic features, the conventional material balance equation is modified.
富有国家有相对较多的技术型劳动力,自由贸易应该提高技术型劳动力的薪水,降低非技术型劳动力的兴水。
Rich countries have relatively more skilled labor, so freer trade should raise the wages of skilled workers and lower the wages of the unskilled.
并不是所有烃类的储集都必然是水动力的结果。
Not all accumulations of hydrocarbons are necessarily the result of hydrodynamics.
并不是所有烃类的储集都必然是水动力的结果。
Not all accumulations of hydrocarbons are necessarily the result of hydrodynamics.
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