When the water level was high, the user needed only to descend a few steps to reach it; when it was low, several levels would have to be negotiated.
当水位高的时候，使用者只需要往下走几个台阶就能到达井的部位；当水位低的时候，就要走好几层了。
The removal of dams remains controversial because of high restoration costs, loss of low-cost electricity, and the loss of water storage facilities.
大坝的拆除仍然存在争议，因为高重建成本，损失低成本电力，以及损失蓄水设施。
This system is used to pump water into the core, low pressure safety injection and high pressure safety injection.
这个系统是用来将水抽到核心里去，降低压力安全加入和高压力，安全加入。
These can be traded between willing buyers and willing sellers to reallocate water from low-value to high-value USES, and they have proved their worth in the American West, Chile and South Africa.
产权可以在意愿的买家和卖家之间进行交易，从而使水的使用实现从低价值到高价值的重新分配，而这一措施在美国西部、智利以及南非已初见成效。
Locust eggs depend on soil moisture for their development, and both low and high rainfall can benefit them, as receding water levels and formerly flooded areas provide moist soil.
蝗虫的卵依赖潮湿的泥土来发育，较少的和较多的降雨都会有益于它们生长，因为水位下降和曾经发过洪水的地方都有潮湿的泥土。
Flood control requires the reservoir maintain low levels of water to allow for the inflow of flood waters, while power generation requires high levels of water in the reservoir.
抵御洪水需要水库保持低水位运行，以容纳洪水的流入，而水库只有保持高水位才能满足发电的需要。
This type of water comes from underground sources and has low levels of oxygen, yet high amounts of sulphur and other dissolved chemicals.
这类水来源于地下水源，含氧量很低，还含有大量硫和其它化学物质。
Osmosis is a natural phenomenon of water through the membrane to high solute concentration from low solute concentration on one side, until the solvent chemical potential balance.
渗透是一种自然现象：水通过半透膜，从低溶质浓度一侧到高溶质浓度一侧，直到溶剂化学位达到平衡。
It has high water reducing rate at low dosage whether the adaptability problem with cement and high slump loss are always the point in concrete production.
它具有掺量低、减水率高的优点，但与水泥适应性较差和坍落度损失大一直是混凝土生产上的难题。
In fact, its high water content gives it a low glycemic load, meaning it does not raise blood sugar levels quickly in amounts typically eaten.
实际上，高含水量使西瓜的生糖负荷降低，也就是说按照常规的量食用西瓜不会导致血糖水平迅速升高。
Hence a food like watermelon, with a high glycemic index, has a low glycemic load, since much of the fruit is water.
比如，西瓜虽然升糖指数很高，但它的升糖负荷较低，因为这种水果的绝大部分成分是水。
Such as sand not clean (mud high content), sand the fineness modulus too high or too low, also can make the strength of concrete is reduced, and the water increased.
如砂石不干净(泥含量较大)、砂的细度模数过高或过低等，也会使混凝土强度降低、泌水性增加。
Water power schemes (hydro - electric schemes) are of two types, high DAMS or low DAMS.
水力发电工程(水电工程)有高坝和低坝两种类型。
You will need: exercise, water, a high-fiber, low-calorie diet, smaller portions, and breakfast.
你将需要：运动，水，高纤维、低热量饮食，更小份的食物和早餐。
This orange melon is full of anti-bloating potassium, low in calories, and has a high water content, so you can get away with eating a lot of it.
这一橙色甜瓜富含抗腹胀的钾元素，热量低，而且水分充足，因此就算吃了很多，你也不会腹胀。
It also verified that the production li ne was a stable, high efficient, minute distortion and low cost special line for Membrane water wall panels.
生产实践证明，该自动线在水冷壁管屏生产中取得良好效果，是稳定、高效、小变形、低成本的管屏专用生产线。
The result shows this low slump loss superplasticizer features in easy action property, high water reducing rate, and good performance of concrete, etc.
结果表明：该产品减水剂具有优良的工作性能、高减水性、混凝土性能等特性。
It is characterized with high particle strength and low water absorption.
高强度和低吸水率是其突出特点。
The Cretaceous low resistivity reservoir in Junggar basin is characterized by high porosity, high permeability, low salinity of formation water, low formation pressure and low resistivity.
准噶尔盆地白垩系油气藏具有孔隙度、渗透率高，地层水矿化度、压力系数和电阻率低等低电阻率油气藏的基本特征。
Surrounded by water on three sides and overlooked by mountains, it is a diverse city with a high standard of living, relatively low crime and a mild climate.
它三面环水，隐藏在群山之下，是一个多元化的城市|拥有较髙的生活水准，相对较低的犯罪率以及温和的气候。
ASP has high water-reducing rate and low slump loss, but it is expensive, and the water-retention of concrete is bad, which limit its application.
氨基磺酸系高效减水剂asp的减水率高、坍落度损失小，但价格较高、混凝土保水性差，限制了其应用。
There are low precipitation and high evaporation in Xinjiang while water surface evaporation main stem from water loss of river runoff.
新疆降水稀少、蒸发强烈，水面蒸发是河川径流水量损失的主要组成部分。
Aminobenzenesulfonic acid super-plasticizer is selected though cement paste test, which be provided with high water-reducing property, low slump loss and good compatibility with cement.
通过水泥净浆试验比较选择了减水率高、坍落度损失小、与水泥适应性好的氨基苯磺酸盐高效减水剂；
In general, these curves are characterized by high irreducible water saturation, low remaining oil saturation with high relative permeability and wider two-phase region.
一般相对渗透率曲线具有束缚水饱和度较高、残余油饱和度较低以及残余油状态相对渗透率较高、两相流动区间较宽的特点；
Water that goes from a high place to a low place is unchanged. It is the same water in both places.
水从高处流到低处，不会改变性质，在两处，都是同样的水。
Water that goes from a high place to a low place is unchanged. It is the same water in both places.
水从高处流到低处，不会改变性质，在两处，都是同样的水。
应用推荐