熟练劳工的缺乏使得基础设施难以达到标准。
The lack of skilled workers makes it harder to bring infrastructure up to the mark.
这些功能都是一般继电器控制线路难以达到的。
These functions and advantages are hardly implemented by common relay circuit.
但由于制造过程中的波动误差，人们难以达到所需的一致性。
But fluctuations in the manufacturing process make the required consistency hard to achieve.
而高精度脉冲激光测距系统往往难以达到低成本和便携的要求。
So, the paper presents the time scale amplifying method to enhance the accuracy of the pulse laser ranging.
但是从过去半个世纪里其他亚洲国家的经验看来这样的再平衡是极其难以达到的。
But the experience of other Asian countries over the past fifty years suggests that this rebalancing is extremely difficult to achieve.
总之，随着经济活动的日益萧条，这些地区的预算目标越来越难以达到。
In general, budgetary targets in the region are increasingly not being met as economic activity slows.
这是因为缺少晒太阳和日常饮食难以达到最佳需求量的局限综合造成的。
This is compounded by a lack of exposure to sunlight and the limitations of an average diet to meet the optimal need.
传统的文本挖掘方法由于不能有效运用语义信息而难以达到更高的准确度。
However, conventional text mining technology cannot achieve high accuracy, because it cannot effectively make use of the semantic information of the text.
对人们来说，不断成功的执行复杂的、步骤众多的流程的目标是非常难以达到的。
This is hard for human beings to achieve continuously when carrying out complex, multi-step processes.
虚幻的所有可用测试的100%的运行目标常常看起来非常接近，但是却难以达到。
The illusive run target of 100% of all available tests often seems excruciatingly close but unattainable.
每一个人都有保证其生存质量的权利，而在不断增长的人口面前它已越难越难以达到。
Every human being has a right to a certain quality of life, which is harder to achieve with growing population.
如果你感到自己的梦想不可捉摸、难以达到，专注于你为什么要开展这项事业很关键。
If you are feeling that your dream is elusive and unattainable, it's vital to focus on why you created your business.
这些成为许多大学生课外英语学习效率低下，难以达到教学大纲的要求的重要因素。
Those are part of the major factors leading to the fact that most college students' English proficiency can not roundly reach the requirements of college English Teaching Syllabus.
我们需要集中精力于自身具备的东西，而不要为了难以达到的理想境界而过分忧虑。
We need to focus on those things that build us up, not weigh us down with unattainable ideals.
使你难以达到自我的核心，以致于你无法理解在人生道路上哪些事对你来说是正确的。
Not allowing you to access the core of yourself allowing you to understand what is the right thing for you to do on your path.
影响卷取温度的因素多而且复杂，采用传统的温度预报模型难以达到较高的精度要求。
Traditional coiling temperature prediction model is difficult to get the high precision of prediction because of multi-factors.
有毅力的人将要求提高到似乎难以达到的高度，然后制定有必要的计划来达到那些高度。
The persistent person raises the bar to seemingly unreachable heights, then establishes the methods necessary to reach those heights .
我认为，在具有破坏性的挑剔和轻易被人说服之间，这种平衡难以达到，但是却又很关键。
I think the balance between being destructively critical and easily persuaded is tricky but crucially important.
越来越多的人开始写科幻，但作品的质量难以达到我们的预期，而且作品中缺少内在的视角。
More people have begun to write speculative fictions but the quality is not as good as we expect, and there is a lack of insight in the works.
文章中成功的信息传达会激起读者的阅读兴趣，但是对于科技文章来说却难以达到这一点。
The successful information communication in the articles can raise the readers 'reading interests, but it is difficult to do this for the scientific and technological articles.
但传统的PID控制由于控制对象和环境的不确定性，往往难以达到满意的实时控制效果。
But a traditional PID controller cannot obtain a good effect on real-time controlling, owing to uncertain controlled object and environment.
地震学家们知道断层在哪里，也能评估地震风险，但提前预报某次地震仍是一个难以达到的目标。
Seismologists know where faults are, and can assess earthquake risk, but predicting specific quakes ahead of time has been an elusive goal.
过去把头枕在姑娘膝头上原是最容易不过的事，可现在他却发现露丝的膝头是无法接近的，难以达到的。
To rest his head in a girl's lap had been the easiest thing in the world until now, and now he found Ruth's lap inaccessible and impossible.
随着人们对多传感器数据融合系统的性能要求越来越高，仅仅依赖某一种融合方法是难以达到要求的。
With people's requirement to multi-sensor data fusion system performance becomes higher and higher, it can not achieve the requirement only rely on one fusion method.
侧面表达含蓄委婉，在传递信息、深化主题、形成视觉冲击力等方面，有着正面表达难以达到的效果。
Profile manifestation is indirect and effective to deliver message, deepen the theme and strengthen the visual attraction, which cannot be achieved by front manifestation.
在发现难以达到今年税前利润目标以及预计第三季度收益将远低于预期之后，德意志银行陷入了全面不安。
Deutsche Bank added to the general unease after it abandoned its pre-tax profit target for the year and forecast that its third quarter would be "significantly below expectations".
在发现难以达到今年税前利润目标以及预计第三季度收益将远低于预期之后，德意志银行陷入了全面不安。
Deutsche Bank added to the general unease after it abandoned its pre-tax profit target for the year and forecast that its third quarter would be "significantly below expectations".
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