关系到...

It is vital to monitor the levels of PAHs in drinking water and assess their cancer risks to human.

饮用水中多环芳烃的水平及其致癌风险直接关系到居民的身体健康。

You can also, as you work on a ticket, define its relationship to something.

您也可以，当您工作在一个申请单的时候，定义它的关系到某事。

Factor, decide at the pack head to go to Xian to build 1 lately sets up a railroad, this engineering is a pair of track circuit with total goods, design soon the 250 Kms/h , in set up of yellow river especially big bridge being located on this circuit, cross over yellow river length to reach to a 3912.89 ms, in especially the construction of the big bridge, measure the work show of is importance, relate to whole bridgeses of run-through, measure in use the whole station instrument and intelligence calculator, carry on a precision to measure to establish to the point, come to a to show Zhao in actually the work of effect, and speed construction progress, economized cost to create a performance.

为了适应经济的发展，进一步的开发大西北，也为了缓解内蒙古包头及东胜地区煤炭资源外运的运力紧张问题，结合当地的经济技术地质等因素，决定在包头至西安修建一条新建铁路，本工程为双线客货共轨线路，设计时速250Km/h，在建的黄河特大桥位于本线路上，跨越黄河长度达3912.89m，在特大桥的建设中，测量工作显的尤为重要，关系到全桥的贯通，测量中使用全站仪及智能计算器，对点位进行精确测设，在实际工作中达到了显著的效果，而且加快了施工进度，节约了成本创造了效益。

Agriculture is the national economy foundation of our country, whose up-and-down directly determines on the prosperity and rich.

农业是我国国民经济的基础，它的兴衰成败直接关系到我国经济的繁荣和富强。

The solution to these problems concerns the development of the trade of the work directly.

这些问题的解决直接关系到网络交易的发展。

Its invalidation of turning rupture leads to driving safety problems On the basis of research on the torsion bar spring in the suspension system , the paper finds the way to enhance the performance of the suspension system.

扭力杆的失效形式为扭转断裂，它关系到汽车在行驶中的安全。

Seed cells are acting as one of the key factors in tooth tissue engineering.

如何构建具有生物活性的组织工程化牙根是当前牙齿再生研究中的一个&瓶颈&问题，直接关系到牙齿组织工程的成败和最终走向。

Grinding technic and the quality of grinding tool will affect roller quality, servicing periods.

磨削的工艺和磨具的性质对胶辊磨削质量、修复周期等工作参数有很大的影响，直接关系到纺织企业的生产保养成本和效率。

Throat of unsteady relate to sound quality, volume, tone color and the last long of the voices for sings directly, and whole sing the technical ability technique normal exertive.

喉头的不稳定直接关系到歌唱的音质、音量、音色和声音的持久性，以及整个歌唱技能技巧的正常发挥。

Locking nut is the key component of electrical operated screw tire shapping and curing press for producing and transferring locking force,therefore the correct design of locking nut directly related to the performance and reliability of tire shapping and curing press with screw type.

因此正确设计锁模螺母直接关系到螺旋式轮胎定型硫化机的性能和可靠性，锁模螺母的正常工作既保证了整机运行的稳定性和对中精度，又保证了轮胎制品的质量。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。