价格根据供应量和需求量而变化。
这个地区对鲜奶的大需求量未得到满足。
There is a great, unsatisfied demand for fresh milk in this area.
如果有足够的需求量，周六就会安排另一个航班。
Another flight would be arranged on Saturday if sufficient demand arose.
志愿者在非洲的需求量很大，因为很多人生活在贫困中。
There is a great demand for volunteers in Africa because many people live in poverty.
最终，拖拉机开始取代骡子，这让骡子的需求量减少了。
Eventually, tractors began to replace mules, making them less in demand.
“我看到护士的需求量很大，这看起来真的是一个很好的机会。”他说道。
"I saw that nurses were in high demand and it looked like a really good opportunity," he says.
他们虽然都有高薪工作，但仍在晚上和周末的时间做清洁工作，而这正是他们的服务需求量最大的时候。
Although they are both gainfully employed, they did cleaning jobs into their nights and weekends which is when their service is in most demand anyway.
坚硬的火山岩是一种多年来需求量很大的资源，至少从奥尔梅克人（一种生活在公元前1200年至400年之间的民族）崛起以来是这样。
The hard volcanic stone was a resource that had been in great demand for many years, at least since the rise of the Olmecs (a people who flourished between 1200 and 400 B.
因需求量上升，去年11月要求重印。
嗯，作为一名新闻工作者，我为人们对于战斗图片有如此大的需求量而深感不安。
Well, speaking as a journalist I'm dismayed by the amount of pressure there is for pictures of combat.
这表明，中国大部分地区都能看到它的亮光，这减少了路灯的需求量。
That means its brightness will be seen in most areas in China, reducing the need for streetlights.
在许多营养学家的建议下，有机产品的需求量越来越高了。
There is an increasing demand for organic product, since it is highly recommended by many nutritionists.
这可能会减少用于汽车制造到建筑和桥梁建造等的钢铁需求量。
This could reduce the amount of steel needed to make everything from automobiles to buildings and bridges.
平板玻璃的需求量非常大，世界各地的玻璃制造商都在寻找一种连续生产的方法。
Demand for flat glass was very high and glassmakers across the world were looking for a method of making it continuously.
还有环境方面的好处：在需要的时候租一辆车，而不是购买一辆，意味着汽车的需求量更少，用于制造汽车的资源也更少。
And there are environmental benefits, too: renting a car when you need it, rather than owning one, means fewer cars are required and fewer resources must be devoted to making them.
还有环境方面的好处：在需要的时候租一辆车，而不是购买一辆，意味着汽车的需求量更少，用于制造汽车的资源也更少。
There are environmental benefits, too: renting a car when you need it, rather than owning one, means fewer cars are required and fewer resources must be devoted to making them.
调查现在哪些认证需求量比较大。
我们国内对陶瓷的需求量愈来愈大。
Importer: Well, the demand for ceramics is increasing in my country.
这样碳酸钾的需求量就非常巨大。
他们可以学习需求量一直很大的厨艺。
They can learn cooking skills, which are always in great demand.
全球需求量正在增加，信贷条件良好。
Global demand is strengthening, and credit conditions are good.
本周的某些时段内，需求量超过了供给。
For certain time periods during the week demand is exceeding supply.
昨天我们有很大的需求量。
需求量没有减少的迹象。
需求量很大，在旺季，我们都不能满足需求。
The demand is very big.In the peak season, we cannot meet the demand.
需求量很大，在旺季，我们都不能满足需求。
The demand is very big. In the peak season, we cannot meet the demand.
美国人对这些产品需求量很大。
美国人对这些产品需求量很大。
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