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Therefore, how to increase the air permeability and smoothness of the filter material, and to reduce the dust adhesiveness and running resistance, has become a research subject.

因此，在保证滤料达到较高的过滤精度情况下，如何提高滤料的透气度及提高表面光洁程度，减少粉尘附着，降低运行阻力是滤料生产厂首先应研究的课题。

Urea-formaldehyde resin adhesives are widely used in the production of plywood because of their good adhesiveness and low cost, but the problem of formaldehyde released from UF has attracted more and more attention. Therefore, the study and use of environmental friendly resin adhesives containing no formaldehyde become to be the focus of the researches.

脲醛树脂由于其良好的粘接性能及较低的生产成本被广泛应用于胶合板的生产中，但其甲醛释放问题却引起越来越多的关注，因此开发使用无醛的绿色环保型胶粘剂就成为目前胶粘剂研究工作的核心。

This type of solidification tank not only can ensure refrigeration, adhesiveness and water content of glue, but save energy, and improve working conditions. Therefore, presently, it is an ideal solidification equipment in China.

此规格型号的化胶罐既能可靠保证明胶液的冻力，粘度、水分等技术，又节约了能源，改善了工作环境，是目前国内理想的化胶设备。

Therefore, the lotus leaf fern Adiantum mainly in the growth of other plants rarely Uncovered Rock steep slopes or cliffs, these habitats and soil glare and often subjected to drought stress and thus not conducive to update the population and survival.

因此，荷叶铁线蕨主要分布在其它植物很少生长的陡坡裸岩或峭壁上，这些生境土壤瘠薄且经常遭受强光和干旱胁迫，从而不利于种群更新和生存。

Therefore, Adidas, it could be a combination of trust and respect everyone the best example.

因此，adidas也可以说是集合了众人信赖及尊敬的最佳典范。

From November to February the second year, this project can't be constructed due to Xinjiang's climate. Therefore, the start up time of this adipate project will be on the first half of next year.

据介绍，11月至第二年2月的这段时间里，由于新疆的气候原因，工程不能进行施工，因此这套己二酸装置的投产期将在明年上半年。

Therefore, the compound is a new quasi-oligosaccharide alpha-amylase inhibitor with the application for preparing the drug of diabetes and adiposis or the like.

可将其应用于制备治疗糖尿病、肥胖症等疾病的药物中。

Therefore, when the mine geological conditions of the terrain is not conducive to using Adit or inclined shaft, the shaft can be considered pioneering.

因此，当井田的地形地质条件不利于采用平硐或斜井时，对可以考虑采用立井开拓。

Therefore, it is necessary to take some reasonable reinforcement measures to guarantee safety of the intersection of adit and main tunnel.

归纳来看，交叉角越小，围岩应力集中程度越高，从设计角度考虑，交叉角应尽量大一些。

Therefore, in order to offer reference to readers, the paper systematically expound and prove the eigenvalue of special matrix that base on idempotent matrix, antiidempotent matrix, involutory matrix, anntiinvolutory matrix, nilpotent matrix, orthogonal matrix, polynomial matrix, the shape of , matrix, diagonal matrix, invertidle matrix, adjoint matrix, similar matrix, transposed matrix, numerical matrix, companion matrix, and practicality and superiority of the achievement was showed by some examples.

为此本文系统地阐述幂等矩阵，反幂等矩阵，对合矩阵，反对合矩阵，幂零矩阵，正交矩阵，多项式矩阵，形为：，矩阵，对角矩阵，可逆矩阵，伴随矩阵，相似矩阵，转置矩阵，友矩阵一系列特殊矩阵的特征值问题并加以证明，并通过一些具体例子展示所得成果的实用性和优越性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。