查询词典 erosion

Therefore,it was analyzed that space-timedistribution rule,the relationship among the quantity of dustfall and meteorologicalelements,aeolian erosion.

由此研究塔里木盆地降尘的时空分布规律，降尘量与气象因子、风蚀的关系。

It is very important to dynamically simulate and forecast the development and evolution of soil erosion processes.

动态模拟和预测土壤侵蚀的发育及演化过程具有十分重要的意义。

Soil wind erosion is a primary factor affecting the development of economy and ecological security in the agro-pastoral ecotone of...

土壤风蚀已经成为影响北方农牧交错带地区经济发展及当地和周边地区生态安全的重要因素。

Soil wind erosion is a primary factor affecting the development of economy and ecological security in the agro-pastoral ecotone of northern China.

土壤风蚀已经成为影响北方农牧交错带地区经济发展及当地和周边地区生态安全的重要因素。

An erosion of the internal strength of society, so that it just becomes like an eggshell.

是社会内部力量侵蚀的结果就像蛋壳

Products such as the angle of this, the cusp very demanding sharp erosion profile and ordinary Smooth Connection clear modelling methods could not meet the required processing, electroform production can be solved.

如产品角度太深，尖角要求极尖，蚀纹面与光面接线分明等普通制模法无法达到要求的加工工艺，电铸制作均可解决。

This poper fabricated copper tool electrode material with nano-La_2O_3 additive,discussed the role mechanism of additive,analyzed the appearance of electroform ed coating,studied the influence of nano-La_2O_3 additive on electrical erosion resistance of tool electrode materials,and optimized electrodeposition parameters.

选用纳米量级稀土氧化物-氧化镧为电铸基液添加剂制备了微工具铜电极材料，探讨了它的作用机理，分析了电铸铸层的微观形貌，并实验研究了纳米氧化镧添加剂对电铸电极材料抗电蚀性能的影响，优选了电沉积工艺参数。

The erosion of education, and of elementary education in particular, is an issue of grave concern.

教育，特别是基础教育的弱化是令人担忧的一个问题。

In this way, teacher's authority over students and students' dependence on the teacher have taken shape, and some inborn qualities of the students, such as independence, suspicion and creativity, receive not deference and development but erosion and emaciation.

这样，逐渐形成了教师对学生的权威性、学生对教师的依赖性。学生与生俱来的独立性、怀疑性和创造性，在教学中不但得不到尊重和发展，反而被消蚀殆尽。

Some inborn qualities of the students, such as independence, suspicion and creativity , receive not deference and development but erosion and emaciation.

学生与生俱来的独立性、怀疑性和创造性，在教学中不但得不到尊重和发展，反而被消蚀殆尽。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。