查询词典 erosion cycle

This research applied austempering heat treatment to obtain various microstructures in the matrix of ductile iron and studied their erosion wear behavior. The effects of different impact angle and microstructure on erosion wear rate and morphology wase investigated. Mechanical property evaluation together with SEM analysis was also carried out to correlate the wear behavior observed.

本研究系以球墨铸铁进行沃斯回火热处理，获得不同基地组织的试片，再利用冲蚀磨耗实验来进行各种角度的冲蚀磨耗，配合机械性质测试及扫描式电子显微镜来观察冲蚀表面，探讨沃斯回火热处理对球墨铸铁不同冲蚀磨耗型态与冲击角度的影响。

The filtration produced by our factory has such good performance as high temperature resistance, flame resistance, good chemical stability, excellent firmness strength, low chlorin evolution, metal melting erosion resistance, good quality of filtering sand and convenient use, which is widely used for foundry filtering netlike cloth , filtering treatment for metal melting and improving casting quality, in addition , for such industrial fields as filtering for chemical erosion liquid , tobacco leaf filtering net for environmental protection, and fire fighting.

本厂生产的铸造过滤网具有耐高温、耐烧蚀、化学稳定性好；良好的刚强度、发气量低、耐金属熔体冲刷、滤渣质量好、使用方便等优良的性能，被广泛用于铸造过滤网，对金属熔体进行过滤净化处理，改善铸件质量，还可用于化工腐蚀液体的过滤和环境保护用烟叶过滤网以及消防等工业领域。

The objectives were to analyze the effects of wind erosion under plough tillage and no-tillage, evaluate changes in soil physical, chemical and biological properties due to different tillage practices, and to discuss the effects of soil properties on wind erosion.

以北方农牧交错带为研究对象，分析了免耕对农田土壤风蚀的影响，评价了不同耕作方式下与土壤风蚀相关的土壤物理、化学和生物学特性的差异。

At the same surface soil velocity, the wind erosion modules under plough tillage are 3～8.2 times of those under no-tillage. And the wind erosion modules decrease with the increase of years of no-tillage.

在同样风速条件下，翻耕地土壤风蚀侵蚀率是免耕地的3～8.2倍，且随免耕年限的增加，土壤风蚀侵蚀率呈现递减的趋势。

RS technology, the spatial distribution of soil erosion in the Huaihe river basin was analysed according to aviaries of land use and soil type by the Soil Erosion Dangerous Index given in this paper.

对流域不同土地利用条件、不同种类土壤条件下的土壤侵蚀的空间分布进行了定量分析，并提出土壤侵蚀危险综合指数(Soil Erosion Dangerous Index，SEDI)评价分析了流域分县土壤侵蚀强度的空间分布。

Soil erosion and soil degenerated by erosion is a main environmental problem in the world.

土壤侵蚀及其导致的土壤质量退化是世界性的重大环境问题之一。

Based on applying the assistant measure such as the change of grain size, susceptibility and spore powder of the beach sediment, we studied the chance and mechanism of erosion-deposition of the beach surface and used mathematical calculation to analyze the trend of erosion-deposition of the beach surface between the two jetties and inside the offshor...

在此基础上，结合粒度、磁化率和孢粉变化等辅助手段研究滩面的冲淤变化及其机制，并通过数学计算研究分析突堤之间和离岸堤内滩面的淤积趋势。

According to the testing results of high-performance concrete in sulphate erosion environment at Nanjing underground railway project,a prognosticating model of sulphate-resistance erosion is established,which is based upon the disintegration law of concrete,and the project service life is prognosticated by using this model.

根据南京地铁工程高性能混凝土在硫酸盐侵蚀环境下的试验研究结果，初步建立了基于混凝土衰变规律的抗硫酸盐侵蚀耐久寿命模型，并对该工程进行了寿命预测。

For the mid both of BF 〓 6 in AISC, the characteristic of temperature distribution in BF wall refects the erosion state of BF lining, i. e., isotherm of 850℃ stands for the forward position of SiC brick erosion.

对于鞍钢六高炉中段而言，炉墙温度分布的特点反映了其砖衬的蚀损状态，其850℃等温线即代表了SiC砖衬的侵蚀前沿。

The ground floor column"s axial compressive force is especially big in high-rise buildings and skyscrapers . If using RC column ,it will lead short-column and "fat-column;if adopting steel structure ,it may reduce section area sharping,but its capacity of bearing erosion is weak,especially fireproof performance is its fatal weakness;SRC may not only reduce section area effectively,but also save steel,without the weaknesses in bearing erosion and fire-resistant capacity.

高层超高层建筑的底层柱轴力特别大，如果采用钢筋混凝土柱，会出现短柱和胖柱现象；采用钢结构，可以大大减小截面面积，但钢结构的耐腐蚀性能差，尤其是耐火性能成为它的致命弱点；而型钢混凝土既可以有效减小截面尺寸，又可以节省钢材，还没有腐蚀性和耐火性差这些问题。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。