尚未解决

Because of above questions, it's a high threat to the security of the aqueduct, such as structural crack.

由于这些问题尚未解决造成渡槽裂缝，对渡槽结构的安全产生很大的威胁。

The specific characteristics of the present dissertation are the following:(1) The method using Electron Backscatter Diffraction in Link-OPAL system was developed to determine the crystallographic orientation of cleavage facets on fracture surface of polycrystalline materials.

本文的特色在于：（1）利用EBSD测定多晶材料断口解理面晶体学位向，解决了国内外尚未解决的利用EBSD对多晶粗糙表面解理刻面位向的测定方法问题。

For the sake of the loose of knowledge structure , The writer make student use Concept Mapping to accelerate student to self-question for the study process and the review. For validate the scenario ,the dissertation selected 176 students (12~14 years old ) in three middle and primary schools in Guangdong Province. And these cases are being happened but solved not yet .

这些参与者分别从自身的生活实际出发，选择身边正在发生但尚未解决的现实问题作为问题解决的主题，这些主题分别是：广东韶关田家炳中学初中一年级实验班学生选择的"水泥厂问题调查"；深圳南山实验学校六年级学生决定的"前海公园调查"；广东马坝二中初中二年级同学选定的"马一中搬迁问题"。

If you have any unresolved differences with someone, now would be a good time to start resolving them.

若你与某人有任何尚未解决的歧见，现在是开始解决的好时机。

In this way / By this method we can solve many of the unsolved problems.

用这种方法可以解决许多尚未解决的问题。

One effective way of addressing this issue is to explore the relationship between molecular evolution of functional genes and their phenotypic effects.

基因型变异和表型变异的相互关系问题是尚未解决的生物学基本问题之一，而解决这个问题的一个有效方法是研究基因组中功能相关基因的分子进化和表型效应的相互关系。

With techniques like MRI brain scans to probe why people cannot tickle themselves into paroxysms of laughter, they are tackling "one of the last great unsolved problems is human behavior," says neuroscientist Rober Provine of the University of Maryland, whose book,"Laughter: A Scientific Investigation,"was just published.

利用核磁共振成像等技术对脑部扫描来查明人为什么无法把自己逗得哈哈大笑，马里兰大学神经学家罗伯特·普罗文说，他们正在解决&人类行为中最后一批尚未解决的重大难题之一&。罗伯特的新著《笑的科学研究》刚刚出版。

Never let them "slip" away with bunches of problems that are not yet or will never be solved.

不要让他们带着尚未解决或永远解决不了的问题溜掉。

Never let them "slip" away with bunches of problems that are not yet or will neverbe solved.

不要让他们带着尚未解决或永远解决不了的问题溜掉。

First of all, I briefly introduce the material characteristics and the development history of the InGaN semiconductor materials. Abrief overview of the solved and unsolved problems related to the InGaN materials is also provided.

在文章的一开始首先简介氮化铟镓相关系统的材料特性及其发展历程，并对此一材料发展过程中所遭遇过的已解决以及尚未解决的重大问题作一些概略性的说明。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。