1) depth of overburden
负土深度
2) embedded depth
入土深度
1.
On calculation methods of embedded depth large diameter cylinder under different loading states;
不同受力状态下沉入式大圆筒结构入土深度计算方法
2.
The stability against overturning of portal water injection sheet piles is the main factor for determining the embedded depth,the construction cost and the overall stability and safety of the portal structure.
研究门架式水力插板桩的抗倾覆稳定性,以确定其入土深度和工程安全以及工程造价。
3) soil depth
土层深度
1.
Empirical relationship between shear wave velocity and soil depth on deep soft sites in urban area of Suzhou city
苏州城区深软场地土剪切波速与土层深度的经验关系
2.
Field experiments were conducted to investigate the emergence of seeding of 4 species common weed seeds located at different soil depths in paddy field.
对稻田土壤杂草种子库中常见杂草稗草、异型莎草、千金子和鳢肠种子进行不同土层深度的出苗试验。
3.
The purposes were to understand the potential influence caused by the global warming and the variation of soil mineralized nitrogen with seasons, soil depths and altitudes of middle subtropical zone on soil nitrogen mineralization.
旨在弄清全球气候变暖对土壤氮矿化可能产生的影响以及中亚热带森林土壤矿质氮随季节、土层深度以及海拔变化的规律。
4) soil depth
土壤深度
1.
The results show that after one and two hour irrigation,soil moisture is a three order polynomial of the soil depth.
结果表明:在注水1,2 h,土壤湿度随土壤深度呈3次多项式关系变化,可以根据浅层土壤信息反演深层土壤湿度。
2.
The results showed that soil organic matter,pH,total N,and available N,P and K change irregularly with tree age;total P decreases by power function;exchangeable Ca and base capacity vary by Logstic model;exchangeable Mg increases by power function;soil organic matter;total N,available N,P and K decrease by power function with soil depth;total P.
结果表明,油松林地土壤有机质、全氮、速效氮、速效磷、速效钾含量及pH值随树龄增加无确定的变化规律;土壤全磷含量随树龄增加按幂函数衰减;土壤交换性钙含量和交换性盐基总量随树龄增加按Logstic模型变化;交换性镁含量随树龄增加按幂函数递增;油松林地土壤有机质、全氮、速效氮、速效磷、速效钾含量随土壤深度的增加按幂函数衰减,土壤全磷、交换性钙和交换性镁含量及交换性盐基总量随土壤深度增加无确定变化规律,但土壤pH值随深度增加按幂函数增加。
3.
The results shows that: soil organic matter,pH,total N,available N,available P and available K,exchangeable Ca and exchangeable base capacity changes irregularly with tree age,total P and exchangeable Mg changes fluctuantly;Soil organic matter,total N,available N decreases by power function with soil depth,available P tends to decreases,total P,available K,exchangea.
结果表明,刺槐林地土壤有机质、pH值、全氮、有效氮、有效磷、速效钾、交换性钙和交换性盐基总量随刺槐树龄增加无明确变化规律,土壤全磷和交换性镁含量则呈现波动性变化;刺槐林地土壤有机质、全氮、有效氮含量随土壤深度增加按幂函数衰减,有效磷含量有递减趋势,土壤全磷、速效钾、交换性钙、交换性镁和交换性盐基总量随土壤深度增加无明显变化规律,而土壤pH随深度呈波动性变化;与撂荒地相比,刺槐林地土壤有机质、全氮、有效氮、有效磷、速效钾、交换性钙、交换性镁含量及交换性盐基总量分别增加21。
5) frozen soil depth
冻土深度
1.
The results indicated that (1) the centers of sandstorm are always corresponding to the minimum center or the relative smaller area of frozen soil depth, which means that the less (more) frozen soil depth is, the more(less) sandstorm days are; (2) air temperature is the.
利用1951—2000年中国大陆685个沙尘暴站、412个冻土深度及706个气温站的观测资料,分析了近50a来沙尘暴与冻土深度的时空分布特征。
6) Hilling depth
培土深度
1.
Hilling depth and plant spacing was more large,shallot white length a.
以普通大葱"齐叶长白"和"哈大葱1号"为试材,研究不同株距和培土深度对其葱白及产量的影响。
补充资料：负土
1.古时坟墓隧道上承土的横板。 2.背土。 3."负土成坟"之省。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条