... 参考层 reference level 基准测量 reference measurement 参考气压 reference pressure ...
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测量基准建立 Measurement Datum Setup
测量基准点 datum mark
执行效果测量基准 control baseline ; progress baseline ; performance measurement baseline ; BCWS
测量基准 [测] measuring basis ; measuring datum ; datum
绩效测量基准 Performance Measurement Baseline ; PMB
世界辐射测量基准 WRR
水准测量基准点 Leveling reference point ; Level surveying datum point
大地测量基准 geodetic datum
横贯大陆三角测量基准 Transcontinental Triangulation Datum
今年，地产股指数下跌了26%，比基准测量下降的两倍还多，在五个产业中下跌最严重。
The gauge of property stocks lost 26 percent this year, more than twice the decline on the benchmark measure and the most among five industry groups.
如果您想要测量数据库(新索引，例如)进行某些更改的影响，您需要获取基准测量，进行更改然后再衡量的差异。
If you want to measure the impact of a certain change to the database (a new index, for example), you'll need to take a baseline measurement, make the change and then measure the difference.
七岁时进行的测试为孩子在学校中的学习发展提供了一个测量基准。
Tests at the age of seven provide a benchmark against which the child's progress at school can be measured.
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