查询词典 grazing angle

The results showed that grazing intensity directly influenced the physical structure of soil of grazing grassland and Caragana korshinskii Kom.

放牧强度直接影响着草地和柠条林地土壤的物理结构。

Persistence of grazing mixed pasture has been a key issue in environment conservation and sustainable utilizing of resources in karst region. Under moderate grazing with Corriedale sheep, the productivity and botanical composition of Trifolium pratense mixtures were studied over a 20-year period in karst region of southwest China. Four mixtures consisted of Trifolium pr...

用考力代绵羊轮牧，在牧前和牧后草地现存量(干物质，DM，drymatter)分别为1800~2500(草层高15~18cm)和900~1200kg·hm-2(草层高3~5cm)的适度放牧利用条件下，对亚热带最常见的豆科牧草红三叶与禾本科牧草的两两混播草地的群落生产力和持久性开展长期研究。20年的结果表明：适度放牧利用下，群落地上总生物量长期稳定，各组合间差异不显著，总盖度20a后仍高达97%以上；适度放牧有利于牧草的生产力持久性，红三叶、鸭茅、多年生黑麦草和黑穗画眉草都在群落中长期存在；群落净产量和持久性是尺度依赖的，群落长期净生产力以红三叶+鸭茅的最高(DM产量353.3g·m-2·a-1)(P.05)，对杂草侵入的抵抗力最强，而前10a红三叶+多年生黑麦草有很高的净生产力DM产量449.8g·m-2·a。。。

In this paper, a method for determining the thickness of diamond films has been developed by using grazing incidence X-ray technique. It is based on the variation of diffraction intensities from a crystal plane of the substrate at different grazing angles.

本文研究了用近平行的入射X射线，以掠入射的方式，利用薄膜下基体某一晶面衍射强度随掠入射角的变化关系来测定薄膜厚的方法。

The measuring conditions of thin films thickness with grazing incident X ray is explained, and interferential principle and method of thickness measurement of multilayer thin films by grazing incident X ray are analyzed.

阐述了掠入射X射线测量薄膜厚度的条件，讨论和分析了掠入射X射线测量多层薄膜厚度的干涉原理和方法。

Presently, mowing, mowing + grazing and grazing are basic utilization form in Xinjiang mountain tall grass meadow.

刈割、刈割+放牧、放牧是目前新疆山地高草草甸草地的3种利用方式。

The grazing bifurcation point is found in terms of the conditions for the existence of grazing orbit.The bifurcation diagrams are gained through previous piecewise smooth map and numerical calculation,they are similar structurally.

利用擦边分岔条件找到了此系统的擦边分岔点，利用推导的擦边分岔的分段映射和直接数值仿真获得不连续分岔图，两者得到的分岔图在结构上是类似的。

The grazing rate of the juvenile polychaete, Neanthes japonicaon microphytobenthos was studied in situ by 14C technique, on the intertidal mudflat in the north of Dingzi Bay (36.6°N, 120.8°E), in May, 1996. The result shows that the individual grazing rate of N.

采用同位素14C现场同步示踪技术，测定了丁字湾北部泥质潮间带不同体长日本刺沙蚕幼年个体对底栖微藻的摄食率。

This component will develop grazing systems and rangeland conservation technology to demonstrate the production and conservation benefits planned grazing management.

这个分项目要建立放牧制度和草场保护技术，示范在这个放牧管理制度下的生产和保护效益。

Grazing by rapid recolonization of grazing tracks.

放牧快速重新放牧的轨道。

Test According to marine experts, rhino feetis a non-polluting shallow water, where the shallow tidal flats have a tremendous wealth of fish, shrimp, crabs and shellfish, algae and other micro-organisms, which reared duck grazing provides a natural high-quality food,sea duck is the duck reared with grazing produced, eggs rich in calcium, iodine, zinc, selenium, iron, magnesium, potassium and other trace elements and vitamins needed for a variety of human , amino acids and rich in lecithin, is an ideal food.

据海洋专家检测鉴定，犀牛脚三娘湾是一片无污染的浅海，那里的浅海滩涂上有着极为丰富的鱼、虾、蟹及贝类、藻类等微生物，这为放牧饲养的蛋鸭提供了天然优质的食料，三娘湾海鸭蛋就是这一带放牧饲养的蛋鸭所产，蛋中富含钙、碘、锌、硒、铁、镁、钾等多种微量元素和多种人体所需的维生素、氨基酸及丰富的卵磷脂，是理想的绿色食品。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。