...外文文献 (对照点)之间各项底泥营养盐指标均存在显著性差异,其中,实验点氨氮(NH4-N)、硝氮(NO3-N)和沉降速率(sedimentation rate,SR)显著高于对照点,实验点叶绿素a(Chla)、总有机物(TOM)和总有机碳(TOC)含量显著低于对照点...
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因土壤土质因素出现的土壤沉降速率、收缩程度和方向的不同是导致草坪凹陷、坑洼的主要原因。
The difference of sedimentation speed, shrinkage degree and direction is the main factor of lawn hollow and hole.
本文用泥岩声波时差法和沉积速率法对关键井的地层剥蚀厚度进行了恢复，在此基础之上，用回剥法恢复了关键井的沉降史。
Backstripping technique is used in the recovery of subsidence history of Wells on the basis of erosion thickness that is calculated by the interval transit-time of mudstone and the sedimentation rate.
北部陡坡断层沉降速率大，使得该区霍恩和冬屋地区成为持续发育的沉积中心。
The largest subsidence rate of the fault on the steep slope make Huoen area and Dongwu area, both locate on the northern abrupt slope to be sustained depocenters.
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