It is difficult to forecast stock market trends.
股票市场趋势很难预测。
Of course, exchange rates are notoriously difficult to forecast.
当然，汇率变动的预测之难是众所周知的。
It is difficult to forecast maize heterosis based on the changes of peroxidase and e...
根据过氧化物酶同工酶或酯酶同工酶谱带的变化很难预测玉米杂种优势的表现。
Economy is a system affected by many factors, so it is difficult to forecast economic growth.
经济受到多变量因素的影响，经济的预测更是一个具有复杂的非解析函数关系的系统。
But the key variable for how things unfold is difficult to forecast: What Beijing will do next.
但作为未来形势的关键变量，北京方面接下来采取什么措施是很难预测的。
It is very difficult to forecast the allowance price, because there are many factors which have an effect on it.
这是很难预测的税额价格，因为有许多因素都影响了它。
All these characters of underground sedimentary stratum make it difficult to forecast the distribution of fracture.
地下岩体的所有这些特点使裂缝分布预测的难度加大。
How behind-the-scenes measures play out this year is much more difficult to forecast than the path of interest rates.
幕后的措施今年会如何发挥作用将比利率的走势更难预测。
It is very difficult to forecast the thin and narrow sandstone of fluvial facies because of the limit of seismic distinguish ment.
受到地震分辨率的限制，河流相薄而窄的砂体展布很难预测。
Met Office spokesman said it was difficult to forecast the cloud's direction beyond that because weather systems were changing so rapidly.
气象局发言人称，由于天气系统变化太快，所以除了以上信息，很难再预测火山灰云的方向。
It's very difficult to forecast and diagnose boiler faults because of the complexity, nonlinear and large time delay in plant boiler system.
在电站锅炉系统中，由于其复杂性、非线性性、大延迟性等特点，对锅炉故障的预测和诊断相当困难。
S. West Coast. It is very difficult to forecast day-to-day here on the West Coast, but we can say with some confidence that over the next five years, we'd better start saving water.
这是非常难以预测的日常是在西岸这儿，但我们可以说与一些信心，在未来五年内，我们最好开始节约用水。
Because there are many factors that affect the pricing of new house, each factor varied all the time, and all factors influence each other, it is difficult to forecast the price trend of new house.
因为影响房地产销售价格因素较多，而且各个因素不断变化，互相影响，因此要预测房地产销售价格走势比较困难。
After study the high-tech enterprise and the product, we find that the product life cycle of the high-tech enterprise is short; it is difficult to forecast demand; the product shortage cost is high.
通过对我国高新技术产业和高新技术企业产品的研究，我们发现高新技术企业产品的生命周期短、需求难以预测、产生缺货时缺货成本很高。
The answer, as I see it, has to do with how difficult it is to forecast when a collapse will actually take place.
正如我所理解的那样，答案就是，对于危机发生时点的预测是相当困难的。
The difficult thing to keep sight of when you're talking about the Singularity is that even though it sounds like science fiction, it isn't, no more than a weather forecast is science fiction.
要去理解奇点，最困难的地方在于虽然它听起来如同来自科幻小说的名称，但实际并非如此，它的科幻程度不会超出天气预报。
To Forecast mineral prices in mineral property valuation is difficult but also important.
在矿业权估价中预测矿产品价格的变化是相当困难且非常重要。
But this approach is based on accurate forecasts on future interest rates, which is very difficult to achieve, and even accurate forecast, it should pay high costs.
但是表内管理方法是建立在对未来利率准确预测的基础上，而对未来利率的准确预测是相当困难的，且即使能准确预测，也要付出很高的成本。
How to forecast its flood with high precision always is a difficult problem, for large basins character of wide covering area and numerous branches.
大流域因其空间范围覆盖广、支流众多的特性，如何对其进行高精度的洪水预报一直是比较难的问题。
There are lots of factors which influence the evolvement law of sediment discharge, and it is very difficult to be known and gained, it results in low precision of simulation and forecast.
影响输沙量演变规律的前期因素比较多，且难于确定和提取，这就造成对输沙量的拟合和预测精度较低。
It is difficult to correctly forecast mobile telephone traffic data by the traditional method because of the strong nonlinearity of the data.
移动通信话务数据具有强非线性，传统的预测技术很难准确预测其变化规律。
Driven by wind energy, with the characteristics of intermittent and difficult to accurately predict, the output power of wind farm is fluctuating and difficult to accurately forecast.
受具有间歇性和难以准确预测特性的风能驱动，风电场输出功率具有波动性和不可准确预测性。
The operation status of belt conveyor is difficult to judge due to its complicated operation mechanism, traditional malfunction diagnosing approach can not forecast malfunction timely and effectively.
由于带式输送机运行机理的复杂性，对其运行状态的判断非常困难，传统的故障判断方法无法及时有效地预告故障。
It is difficult for us to forecast little faults in practical application. It is difficult for us to forecast the little fault well and truly with only one way. Therefore we should...
低级序断层的预测在实际应用中是一件比较困难的事，单独只用一种预测方法很难预测准，因此在实际应用中应将它们结合起来。
Given the unique attributes of biotechnology, the traditional evaluation methods are difficult to adapt to investment assessment of biotechnology, with poor forecast performance.
鉴于生物技术的特有属性，传统评估方法难以适应生物技术风险投资项目评估的需要，预测性能较差。
Therefore, often presented by the data is a rough, random choice, based on an unreasonable forecast projections it would be difficult for investors to obtain recognition.
所以，往往提交出来的是一份数据粗糙，取舍随意，预测基础不合理的预测数据，难于取得投资人的认可。
This means is fit for the time series forecast which difficult to judge the time series typical character. It don't need cost much time to search explaining variable as regression analysis.
该方法适合于对时间序列的典型特征难以做出判断的时间序列的预测，而且它也无需像回归分析中必须花费很多时间寻找解释变量。
Its forecast is difficult due to too many affecting factors.
由于其受多种因素影响，对其预测相对困难。
Its forecast is difficult due to too many affecting factors.
由于其受多种因素影响，对其预测相对困难。
应用推荐