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- critical sampling area 临界抽样面积
- The paper also gives mathematical model of evaluation of surface roughness in sampling area and processing method of data. 同时也给出了在取样面积内表面粗糙度评定参数的数学模型和数据的处理方法。
- The biomass of P. australis population of each sampling area grew in function of power along with the increase of height. 各样地芦苇种群生物量均随着高度的增加而呈幂函数形式增长。
- The GVG system is a new solution,with the conception of sampling lineage instead of the traditional sampling point or sampling area,to extracting crop acreage information. 线采样系统提出以线状样区代替以往成数抽样中的点样区与面积样区概念,通过统计线状样区内作物种植面积成数来反映区域总体农作物种植面积成数。
- In the frequency domain, sampling of curvature and offset in least square PRT was investigated. The critical sampling interval of curvature and scanning range to guarantee the operation stability and anti aliasing were derived. 在频率域对最小平方抛物线Radon变换中的曲率参数和偏移距参数的采样进行了研究 ,得到了保证方法稳定及抗假频的曲率参数的最小采样间隔和扫描范围 ,分析了由于偏移距采样不足造成的后果。
- Five sampling areas were set in Nanjing city in order to collect total suspended particulates (TSP) and inhalable participates (PM10) in ambient air. 在南京市各功能区设立五个采样点，采集总悬浮颗粒物(TSP)和可吸入颗粒物(PM10)样品，采用索氏提取、K-D浓缩和吹氮浓缩的方法进行预处理；
- The shift of sample area can be resolved by signal resample in frequency domain or time domain. 从理论上分析了如何 在频域和时域采用信号重采样区间偏移的问题。
- In early 2002, without notifying his supervisors, Ivins began sampling areas in the Detrick lab space that he believed might be contaminated with anthrax. 2002年初，在没有通知督导的情况下，埃文斯开始在底特里克堡实验室内取样，他相信那些地方可能已经被炭疽病菌污染。
- He steered into the parking area. 他把车开进了停车区。
- The slum area was sordid and filthy beyond belief. 该贫民区之污秽肮脏简直令人难以置信。
- She is a very discerning art critic. 她是位眼光敏锐的艺术评论家。
- I think the chastisement to him is too critical. 我认为对他的惩罚太严厉了。
- The flood cut a wide swath in this area. 洪水席卷了这一地区，满目一片疮痍。
- The inquiry was critical of her work. 该项调查对她的工作提出了批评。
- The luminous intensity on unit area. 单位面积上的发光强度。
- Using multi scale DEM datum, multi scale topographic index are extracted and mapped in the whole country and sample area in bess plateau, which prepare topographic datum basis for developing regional soil and water loss assessment model. （2）利用多尺度的DEM数据，提取了多尺度的水土流失地形指标，编制了全国及黄土高原典型样区的水土流失地形指标专题图件，为多尺度区域水土流失评价模型的建立准备了地形数据基础。
- The reform is at its critical stage now. 改革正处于关键阶段。
- Her performance won her much critical acclaim. 她的表演大获评论界赞颂。
- We have come to the critical moment. 现在到了紧要关头。
- White lines divide the playing area into sections. 这些白线把赛区分成各个部分。
