可观测的

It is necessary and important for spatial information technology to be applied in the field of flood prevention and disasters decrease. However, MODerate-resolution Imaging Spectroradiometer is not widely used in this field.

MODIS 是当今世界新一代&图谱合一&的光学遥感仪器，它具有中等空间分辨率、高时间分辨率、可免费接收等独特优势，在实时地球观测和灾害监测中有较大的实用价值。

Introduced one method that total station instrument to replace leveling survey ,the method predigests the outside work, improves work efficiency and it has more advantage in the complicated area.

通过精度分析，该方法可达到四等水准测量的精度，提出了提高观测精度的相应措施。

The measurements of apoptosis, and the expression of BCL-2 and UCHL1 might play important role in the monitoring of renal allografts.

观测细胞凋亡、UCHL1及BCL-2的表达可作为肾移植术后监测的重要指标。

Pseudo-random multi-frequency signal is invented and named by academician He Jishan. The bandwidth of PRMF signal is controllable, it's energy concentrates on several frequencies, which are equally spaced on log scale coordinates. It is ideal excitation source for electrical exploration.

中文题名伪随机多频电磁法观测系统研究副题名外文题名 The study on pseudo-random multi-frequency electromagnetic prospecting system 论文作者陈儒军导师何继善学科专业地球探测与信息技术研究领域\研究方向学位级别博士学位授予单位中南大学学位授予日期2003 论文页码总数165页关键词电法勘探电磁法伪随机多频信号馆藏号BSLW /2003 /P631.3 /4 伪随机多频信号由何继善院士发明和命名，该信号带宽可控，其能量集中在数个在对数坐标上呈等间距分布的频率上，是电法勘探的理想场源。

Based on the results of the contrast of star to sky background in daytime, the detectable stellar magnitude limits are computed and analyzed as functions of observing heights, solar zeniths angle, wavebands and stellar spectral types for 3°×3° field of view.

根据恒星和白天大气背景辐射的对比度，计算和分析了3°×3°视场下，可探测星等极限值随观测高度、太阳天顶角、波段和恒星光谱类型的变化情况。

The results showed increased manganese solids composition percentage with higher iron and manganese oxidation efficiency. The results show higher oxidation efficiency could be proved by the lower residual manganese concentration in water.

在SEM/EDS观测滤纸上的沉淀物中发现，薄膜表面锰氧化物的组成比例有增加之趋势，表示氧化效果越佳，此结果也可由残余锰浓度相互印证。

Starting with the zenith, a series of star fields at different altitude are observed by a telescope with larger field of view, the derivatives of various orders are calculated at different zenith distances, and finally the observational atmospheric refraction can be obtained by numerical integration.

利用一台较大视场的望远镜从天顶开始，在不同高度上对星空作一系列观测，计算不同天顶距处大气折射函数的各阶导数，最后经数值积分可给出大气折射实测值。

Deep\|hole Broad\|band Strain\|Seismograph can greatly upheave the observational band of traditional inertia pendulum seismometer, and the earthquake displacement enlargement can be greatly magnified to thousand times.

发展&深井宽频钻孔应变地震仪&可将惯性摆地震仪的观测频宽提高数十倍，地动位移的放大倍率提高数十到数千倍。

PCDSG displays basic observational data at Wushan station of Guangzhou,four stations nearly,Qingyuan rawinsonde station and Hengshan station.Time series curves of pressure,temperature,humidity and upper air physical values are also included.PCDSG has been used in routine service and appeared as a valuable tool for short - term weather forcast in Guangzhou.

系统可实时显示广州五山站、四个县级市、清远探空站、衡山站的基本资料，显示气压、温度、湿度等观测要素或清运探空站物理量的时间演变曲线。

A new survey of eastern Antarctica has revealed a surprising find: two lakes buried beneath a 4－kilometer－thick ice sheet that rival the famous Lake Vostok in size.

配合最新的观测资料，科学家在南极厚冰之下，找到两个大小可媲美南极第一大湖Vostok的冰下湖泊。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！