查询词典 problem

But distilling tower temperature control is a typic big time-lag system, and the control of it is always a difficult problem in coak producing industry.

但由于氨塔温度控制属于典型的大时滞系统，对这种系统的自动控制一直是焦化生产控制中的一个难题。

The problem of how to make best use of the residual coal gas had been discussed.

针对我国小型高炉炼铁工艺提出了一套新的改造方案； 8。

Essential way of solving the gas drainage problem of low permeability coal seam is to increase coal seam permeability.

解决低透气性煤层瓦斯抽放问题的根本途径是增加煤层的透气性。

Development and application of coal tar deep process in the world in recent years were introduced, and problem and developmental tendency for deep processing of coal tar in China were pointed out.

综述了国内外近年来煤焦油深加工及其产品应用研究的发展进程，指出了我国煤焦油深加工存在的问题和发展方向。

The interaction between joints and the coalescence of joints are important problem for geotechnical engineering.

节理岩体的力学特性主要受控于节理，节理间的相互作用及其贯通是岩体工程的重要问题。

In coalfield seismic survey lithological problem is a popular subject in which people have been studing in recent years.

在煤田地震勘探中，岩性勘探已成为人们研究的一个热门课题。

The problem of when there is a Hopf structure on generalized path coalgebra is settled.

关于一个广义路余代数上什么时候具有Hopf代数结构的问题也被解决。

For ensuring raw coal yield and safety production,designs the perforated strainer of coalhole,solves the problem of expanding coalhole and guarantees the safety of operating personnel in surrounding coalhole.

牛建科，刘茂，矿井煤库篦子的设计为了保障西曲矿的原煤产量与安全生产，自行设计了煤库篦子，解决了膨煤库问题，保证了煤库周围作业人员的人身安全。

This thesis has quoted lots of data and graphs, and found out the methods of how to solve this problem and rebuild the excitation mechanism of Ningxia Qinghua Coalification Company.

文中引用大量数据和图表作为分析手段，点面结合，找出问题的解决方法，重建宁夏庆华煤化公司激励机制。

Coaster brake problem.

杯垫刹车问题。

Finally it offers the analysis of the fault-tolerance system as well as its test verification.

这样，运行于空间环境中的系统的设计目标就是在保证系统实时性

However, it is still difficult to find out the real reason of the increase of the keratinized gingiva during the orthodontic extrusion whether it is due to the proliferation of the gingival tissue or to its elastic nature, that is because the proliferation of the fibroblasts as well as the connective tissue changes in volume and the intra-fibers spaces were all immeasurable in most of the studies.

然而，仍然难以找到真正的原因增加的角化牙龈在正畸挤压它是否是由于扩散的牙龈组织或其弹性性质，这是因为增殖的成纤维细胞以及作为结缔组织的变化量和内部纤维空格都是不可估量的，大多数的研究。