Average readings were between 3.2 and 5.5mmhg lower than after they took the dummy capsule with water.
平均的数字是在3.2 - 5.5 mmHg之间,比他们服用仿制的胶囊和水之后低。
By comparing the average readings at each place and filtering out normal water movements, he can calculate any changes in land levels.
通过比较每个位置的平均读数,去掉正常的水位变动,他就能计算出湖底层的任何变化。
They aim to establish the average ice thickness of 10 sites using power drills, snow depth measurements and GPS readings.
他们目标通过电钻,冰雪测量仪器和GPS得出10个地点的海冰厚度平均值。
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