We have a weight on the piston, and that weight is chosen so that p2 it acts as though p external is equal to p2.

让活塞上放一重物，让它的效果刚好,等同于外压强。

麻省理工公开课 - 热力学与动力学课程节选

Each weighing, say, one 100th of the weight 1/100 needed to establish p external is equal to p1.

每颗重，比方说，使外压强,达到p1的重量的。

麻省理工公开课 - 热力学与动力学课程节选

The manual shows that GSK's net profit margin is in the same range as that of General Electric, Coca-Cola and Weight Watchers (see story, p. 86).

FORBES: Spin Doctors

At Smiley's, you get a 750hp dirt dragster that has about the highest power-to-weight ratio of anything this side of a fighter jet (see box, p. 153).

FORBES: Real men eat dirt