查询词典 soil

For different soils, the rank of actual productivity of maize is black soil, meadow soil, chernozem dark brown soil saltierra and saltern, aeolian soil.

不同类型耕作土壤对玉米和大豆现实生产力的影响分析表明，对于玉米而言，6类不同土壤条件下的玉米现实生产力存在以下规律：黑土＞草甸土＞黑钙土、暗棕壤和盐碱土＞风沙上。

The quality of black soil was best, but 7.97 percent of phaeozem had been changed into middle grade or low grade land.43 percent of chernozem belonged to middle and low product field, thus the black soil degenerated seriously. Since slightly sand soil kept better land quality, the soil might be exploited through intensification of sand regulation and farmland protection.

结果表明：研究区土地质量总体东部优于西部，黑土地质量最好，但已有7.97%的黑土已成为中等或差等土地，黑钙土有43%属于中低产田，黑土地退化严重；轻度沙化土地仍保持较好的土地质量，加强沙化治理与耕地保护，仍可发挥其生产潜力。

Zonal soils chestnut brown calcium soil and soil small size, only the upper part of the distribution of the alluvial fan and central parts of the formation of long-term irrigation Yuguan light meadow soil widespread development, soil depth, with certain fertility, is a good base for grain production.

地带性土壤栗钙土和棕钙土面积不大，仅分布在洪积扇的上部和中部，长期灌溉形成的淤灌浅色草甸土广泛发育，土层深厚，具有一定肥力，是粮食生产的良好基地。

In the 20 yr forest, 304. 6gm〓 C and 11. 6gm〓 N are inputted to the soil. In the 80 yr forest, 502. 3gm〓 C and 17. 2gm〓 N are inputted to the soil. In the climax forest, 430.3gm〓 C and 11. 9gm〓 N are inputted to the soil. Along with forest succession, the C inputted to the soil B layer by fine root increases because of the deepening of root depth distribution.

白桦山杨幼林、白桦山杨成熟林与原始阔叶红松林中，细根每年向林地周转的碳量分别为304.6gm〓、502.3gm〓、430.3gm〓，氮量分别为11.6gm〓、17.2gm〓、11.9gm〓；其中，随着演替的进行，由于根系分布的加深，细根每年向土壤B层周转的碳量会逐渐增加。

As well,in the soil's (0～20 cm)coacervate constitution,the large soil types concent increased,the little soil types concent decreased and the specific surface drooped;furthermore,the water-redention capacities of soil drooped,but the available water content and the specific water capacitiesincreased,the water-supply ability strengthened.

经生物、化学改良后，0～20 cm土层土壤微结构中大粒级颗粒含量增加，小粒级颗粒含量减少，土壤比表面值降低；土壤持水力降低，但有效水含量和比水容量增加，土壤供水能力增强。

The yellow soil, fly ash and sand and stone are analyzed for their abilities of clearing from the impurities to choose the best combination of soil stuffing, in which stuffing is 60cm thick, fly ash covers 5 percent ,and sand and stone are in the ratio of 3 to 1. The acclimated activated sludge added to the soil stuffing in two ways, the PVC tube used which is 160 cm high and whose inside diameter is 110cm, the pint-sized soil stuffing columniation is set up in the lab.

对所选黄壤、粉煤灰、砂石的去污能力进行分析，最终确定粉煤灰投加量为5%、土：砂质量比为3：1为最佳的土壤填料组合，土壤填料厚度为60cm，并以两种方式将驯化的活性污泥添加到土壤填料中，采用内径为11cm、高160cm的PVC管建立起实验室小型的土壤填料柱系统。

Result Under the same climate and rock condition, the distribution of the soil organic matter and N, P, K changed congruously in the soil section. Moreover, soil nutriens were accumulated more intensively in the surface soil.

结果］在同一气候和母质条件下，针阔混交林次生演替群落中土壤有机质与氮、磷、钾等在剖面分布上的变化趋于一致，且在表层土壤中养分积累作用明显，与凋落物-土壤的分解吸收作用有关。

Meters above sea level there is a large area below the distribution of pine forest, Shan-lin, Mao bamboo, soil is red soil (500 meters) and yellow (50-800 or 100 meters); 800 meters above the Huangshan pine and chestnut, chemical incense, bubble tree forests, mountain yellow brown soil; 1500 meters above the grass, mountain meadow soil coppice.

海拔80米以下分布有大面积马尾松林、杉林、毛竹林，土壤为红壤（500米以下）和黄壤（50—800或100米）；800米以上为黄山松林及锥栗、化香、泡树次生林，山地黄棕壤；1500米以上为草丛，山地矮林草甸土。

Soil respiration response to different stages of vegetation restoration was determined via closed system measurements of carbon dioxide and selected factors affecting the correctitude and sensitivity of soil respiration. Eight different soil samples under different vegetation restoration stages were separately collected at 0~20 cm and 20~40 cm soil depth in spring and summer and both fresh and air-dried samples analyzed.

为探讨黄土丘陵区草地植被自然恢复过程中土壤微生物活性的变化特征及其影响因素，采用"时空互代"法采集宁夏云雾山自然保护区8个不同植被恢复年限的春、夏两季0~20cm和20~40cm的土样，用室内密闭静态培养－碱液吸收法测定了新鲜和风干土样的基础呼吸。

The main environment geological question is: The earth"s crust where the faultage and earthquake are active is unstable; collapse , landslide, mud-rock flow and soil erosion ; The underground karst subsides, seepage question; Basic rock expand, expend and compress soil body, the salt deposit corrode out of shape and groundwater"s corrodent harm; The soft soil question of basin; The soft rock body, cracked rock and the weathering rock are relatively poor stability; High and cold regional highways and railways" frozen soils freeze and melt calamity problem; The around rock of tunnel are unstable because of the coal seam gas, spring water, underground developed area; Project cutting slopes, constructed abandon soil and reservoir, lake"s ecology geological environmental protection issue; Thedangerous shoal of the channel % submerged reef question; The problem of rebuilding channel project and dock etc.; And the problem of unstable ground and groundwater corrosivity during building airport; At the same time, with the international big pathways" implementation and completions of constructions, adjusting the cities and counties" constructions , the crowd occupy changing , the cultivated land distribute changing and the adjustments of structure, will cause local environmental geological issues outstanding; According to multiple statistical analysis , value calculate and integrated appraise result, in the northwest and southwest of Yunnan, the traffic relatively low density, traffic engineering is relatively weak impact on environment, It is the area where a environme

主要的环境地质问题是：活动性断裂、地震带的地壳不稳定；崩塌、滑坡、泥石流及水土流失；地下岩溶塌陷、渗漏问题；基础岩体膨胀、胀缩土体、含盐层侵蚀变形和地下水的腐蚀危害；盆地软土问题；软弱岩体、碎裂、风化岩体稳定性较差；高寒地带公路、铁路建设的冻土冻融灾害问题；煤层瓦斯、涌水、地下采空区等隧道围岩不稳定问题；工程切坡、施工弃土及水库、湖泊生态地质环境保护问题；航道险滩、暗礁问题；渠化工程、码头等库岸再造问题；以及机场建设中的不稳定地基及地下水腐蚀性问题；同时，随着大通道建设的实施和完成，城镇建设的调整、人群居落的变化和耕地分布及结构的调整组合，都可能造成局部环境地质问题的突出等等。经多元统计分析数值计算、综合评价结果，滇西北、滇西南地区交通密度较低，交通工程对环境的影响程度较弱，是环境地质状况好的区域；有主要高原湖泊分布区的，包括昆明、个旧、文山的滇东南区域，环境地质状况较好；大姚、楚雄、篙明及会泽、昭通一镇雄的区域，即滇中北部中生界红层和滇东北岩溶区，环境地质状况中等；而包括保山、德宏、大理、临沧的滇西地区及景东一墨江以东、双柏一石屏一河口以西及东川一寻甸一曲靖地段的滇中一滇东地区，环境地质状况较差。云南国际大通道建设涉及全省区域，如何利用地质环境、实现可持续发展，就必须依赖于国际大通道建设与地质环境之间良性关系的建立。应本着对区域地质环境客观存在的科学认识原则、建设过程中环境效益优先的可持续发展原则、法制性原则、对大通道建设中环境地质的因地制宜及其可防治性原则。并且从组织管理、不同类型大通道、不同环境地质问题类型等方面，提出了对策措施。最后，提出了建立国际大通道建设与环境地质良性关系的宏观建议。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。