主要问题

The research contents and conclusions are as follows:(1) Based on drip irrigation emitter, the macro-scale and micro-scale hydromechanics theory are presented.

本文针对滴头内部流场研究领域存在的主要问题，以滴头流道设计与优化为研究对象，通过理论分析、数值模拟、试验验证等进行研究。

This paper reviews HYP brightness stability under light,thermal,and storage conditions and research in yellowing inhibition.

白度稳定性是HYP在高档纸中应用的一个主要问题，特别是当纸受到含有紫外线的日光或办公室的荧光灯照射时。

The major problem of new towns in the first stage is" new city hypochondria ".

第一代新城面临的主要问题是"新城忧郁症"。

ic design and test is one of the major research areas in computer technology today.

集成电路设计与测试是当今计算机技术研究的主要问题之一。

These strategies include: an improved adaptive movement penalty method which prevent ill condition matrix based numerical instability, a network topology based identification method which prevent too much tuning and a limited times skipping method of trial iteration.

在上篇中，本文给出了以下内容：第二章详细描述了最优潮流牛顿算法的实现，着重分析了牛顿法实际应用中存在着的两个主要问题：数值不稳定性和如何快速正确地识别起作用的不等式约束集，并提出了相应的处理对策。

What is the main problem in our country?

我国的主要问题是什么？

In this article,the main problems existing in the protecting of the ...

该文分析了我国企业商业秘密保护中存在的主要问题，并提出了相应对策。

One of the main problems they face is their inability to learn how to safely ...

主要问题之一，他们所面对的是他们无法了解如何安全

After investigating and researching on situations of sightseeing orchard, it is thought that main problems of sightseeing orchard were ignorance of characteristic and importance of sightseeing orchard, backward of scientific research, the art of plan and design, inadequateness of exploitation depth, singleness of management mode, similar items and monotonous landscape.

对我国观光果园的发展现状进行了调查研究，分析得出：对观光果园在旅游业中的重要性认识不足；科研工作滞后；规划设计缺乏艺术性；开发深度不够，经营模式单一；开发项目雷同和景观单调是当前观光果园建设中存在的主要问题。

Environmental issues are primarily associated with the need to upgrade the incinerator and the waste water treatment.

环境方面的主要问题是更新焚烧炉以及废水处理装置。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！