The amount of light available for astrophysical analysis are usually so small.对天体物理分析来说,可接收到的天体光量是相当小的.Much astrophysical information is to be obtained from the intensity of absorption or emission lines.许多天体物理信息要根据吸收线或发射...
The pressure towards uniformity constantly threatens to erode local traditions.一体化的压力一直威胁着地方传统.The usual analysis has correctly pointed to pressures that tend to make cartel power erode.通常的分析曾正确地指出了使卡特尔的力量受到削弱的种种压力.Ameri...