soil的例句大全

Studies on the Soil Improvement and Agropyron elongatum Plantation by Using Salt Water

利用咸水种植高冰草及改良土壤研究初报

According to the aims of various studies, soil survey can be divided as agriculture agrology survey, environment agrology survey, geochemistry agrology survey.

土壤调查按研究的目的不同，可分为农业土壤学调查，环境土壤学调查和地球化学土壤学调查。

Soil fertility is an important content in agrology. During centuries, people never stop searching its hypostasis.

土壤肥力是土壤学中的重要内容，从古到今，人类从未停止过对其本质的探求。

Therefore, how to restore soil quality of cotton field has become a hot research in agrology and has important theoretical and practical significance.

因此，如何恢复棉花土壤质量成为当前土壤学研究中的一个热点，具有重要理论和现实意义。

We should select the 1: 50000 scaled aero-photo or the 1:50000 scaled image by digital aerophotography as the main source for the monitoring of water and soil conservation measure in this area;

应以比例尺不小于1：5万的传统光学航空摄影影像或数码航摄数据作为该区水土保持措施监测的主要信息源；

Studies of the Soil Fertility of Aerially Seeded Pinus massoniana Stands

马尾松飞播林土壤肥力研究

It is an important factor to hinder the aerially seeded Pinus massoniana stands in Hunan Province from growing and maturing that its stand soil fertility has been quite low for a long time.

湖南省马尾松飞播林林地土壤肥力低下是制约其林分生长和发育的重要因素。

Research on the Reaction Mechanism of Adsorbed Water in Red Clay of Wuhan with Ionic Soil Stabilizer

离子土壤固化剂对武汉红色黏土结合水作用机理研究

The soil water content of ubac and adret in coal exploitation area declined 18.0% and 23.4% respectively as much as those in non-exploitation area.

采煤区林地阴、阳坡土壤含水量比非采煤区分别降低18.0%和23.4%；

That the soil infiltration rate on the ubac is higher than that on the adret in the rangeland watershed is related to fairly good vegetation growth on the former.

荒坡草灌小流域阴坡的土壤入渗速率高于阳坡，这与阴坡植被发育较好有关。

The adjunction of weathered coal can reduce soil Pb, Cd content.

风化煤的添加可降低土壤铅、镉含量。

Analyses on the Toughening and Crack Arrest Effects, Mechanisms of Microcrystal Additive for Cement Stabilized Soil

微晶添加剂的增韧止裂效应及其机理分析

The Sensitivity of Adaxial and Abaxial Stomatal Resistance in Wheat Leaf to Soil Water Stress

冬小麦近轴和远轴叶面气孔对土壤水分胁迫反应的敏感性

Based on soil plasticity and upper-bound analysis theory, the earth pressure intensity formula distributing along the tunnel portal length, general earth pressure formula and earth pressure action point formula are derived.

详细推导了运用土体塑性极限分析理论中的上限解方法研究隧道洞门土压力沿隧道洞门墙高的分布土压力公式、总土压力公式及土压力作用点公式。

A study on the ecological distribution of soil actinomycete in Yunnan

云南土壤放线菌生态分布的研究

Study on Diversity and Polyphasic Taxonomy of Acidophilic Rare Actinomycetes from Acidic Soil

酸性土壤中嗜酸签名稀有放线菌的多样性及多相分类研究

N deposition can acidify the soil and leaching the exchangeable base cations.

氮沉降能引起土壤酸化，同时造成土壤盐基离子淋失。

The development of them is restricted by the unsuitable climate and soil, which shows in the difficulties in bourgeon and low germination rate of seeds.

而且由于气候和土壤的不适，种子萌发困难，发芽率低，严重威胁了这一树种的生存和发展。

Now it has been used successfully in the residual soil, with brick arch supporting system.

本文介绍了我院打破常规在松散残积土层采用砖拱支护扩底施工的成功尝试。

Agglutinates formed when micrometeorites hit the lunar surface and melted a bit of the powdery regolith. Tiny intact grains of soil were preserved within, like insects in amber.

当微小的陨石撞击月球表面时，少许粉状浮土会融化形成这种凝集物，把微小完整的土壤粒包裹在里面，就像昆虫琥珀一样。