difficult problem的例句大全

This method solved the difficult problem of rapid identification of immature larvae and pupae of B.dorsalis and should be useful for practical application in port of entry quarantine.

该方法解决了橘小实蝇幼虫和蛹等未成熟虫态的快速检疫难题，大大缩短了检测周期，值得口岸检验检疫借鉴应用。

One difficult problem is how to calculate target strength when you analyze the effect of an active homing torpedo attack on a submarine or a ship at sea.

分析主动声自导鱼雷攻击潜艇或水面舰艇的作战效果时，目标强度的求取是一个比较困难的问题。

How to determine the true temperature by radiation method is a difficult problem for a long time.

如何用辐射方法测量物体的真实温度是长期存在的难题。

The matching of variable displacement compressor and thermal expand valve is a difficult problem in mobile conditioning system now.

变排量压缩机与热力膨胀阀的配合问题是目前汽车空调系统研究的一个难题。

Land surface temperature retrieval is a hot and difficult problem in the research of thermal infrared remote sensing, in which atmospheric correction, temperature and emissivity separation must be considered.

地表温度反演是热红外遥感研究的热点和难点之一，大气校正、温度与比辐射率的分离是必须考虑的两个重要方面。

The Stimulant Administration is the most pivotal and difficult Problem in human resources management.

激励性管理是人力资源管理中最关键和最困难的问题。

How to choose the processing parameters has been a difficult problem to operators in the production of reaction injection moulding ( RIM).

在反应注射成型实际生产过程中，如何选择工艺参数是一个一直使操作者为难的问题。

But the design of FF instrument is a much difficult problem for its complexity.

但是，FF现场总线协议全集的复杂性使得FF现场总线的设计成为一个非常困难的问题。

while neighing to each other.They seemed like two important people discussing a difficult problem.

他们像似两个重要的人物在讨论一个难题。

How to face competitions is always a difficult problem to enterprises.

如何面对竞争，一直以来都是企业要面临的一个难题。

Due to the requirements of complex configuration of spatial curved surfaces and of continuity of fiber laying have becoming a difficult problem in CAD technology for bicycle body frame of hybrid fibered compound material with multi-branch special shaped entire-body and sections of hollowed thin wall.

对于多分支整体异形空心薄壁断面混杂纤维复合材料自行车车架，由于复杂的空间曲面构形和纤维铺设连续性要求成为其CAD技术难题。

The special high-speed wind tunnel test model is a difficult problem in the aviation field.

特种高速风洞试验模型设计一直是风洞试验领域的难点问题。

Global City This bold vision of development can become a difficult problem to crack the starting point in Hainan?

全球城市这一大胆的设想发展，才能成为一个棘手的问题，打击起点在海南？

But because of the complexity of the nervous system and special repair nervous system damage repair is still a very difficult problem.

但由于神经系统修复的复杂性和特殊，神经系统损伤的修复至今仍是一个非常棘手的难题。

The problem on orbital rendezvous of spacecraft is a crucial technology for human space exploration. It is one of the most difficult problems in theory and application of spacecraft control.

空间在轨交会是载人航天技术中的关键问题之一，是目前航空控制理论与实践中的难点之一。

Concrete repairs under heavy traffic flow remains a difficult problem in highway maintenance.

在高交通流量下砼的修补是公路养护部门的一大难题。

The inspection well is the urban road infrastructure, inspection of the common quality failing of well covers is also the difficult problem in the urban construction.

检查井是城市道路基础设施，检查井井盖的质量通病也是城市建设中难以解决的难题。

At the same time, the diversity of Chinese medicine data and heterogeneous database interoperability is also a difficult problem for contemporary Chinese medicine.

与此同时，中医数据格式的多样性以及各异构数据库互操作的困难性，同样也是当代中医学所面临的问题。

A joint crime and identity in the theory of crime is a difficult problem.

共同犯罪与身份问题是共同犯罪理论中的一个疑难问题。

How to determine the properties of soil sliding zone and the location of sliding plane accurately in the course of landslides investigation is a difficult problem.

在滑坡地质灾害勘察过程中，如何准确地辨识滑带土的特征和确定滑动面的具体位置，是让大多数工程技术人员都感到头痛的问题。