pound per square inch

基本解釋

To put that pressure in perspective, a 150 pound person exerts only about 3 pounds per square inch.
這是個什么概念呢？ 150磅的人給地面的壓力僅為3磅每平方英尺。
At the I pound per square inch overpressure location some windows were broken, but no major damage was sustained.
在超壓達每平方寸1磅處，有些窗戶破碎了，但沒有遭到嚴重的損害。
For a well established tree use 1/2 pound (1 cup) per inch of trunk diameter or 3 ounces of nitrogen per 100 square feet of area.
對于一株健康生長的樹而言，樹干的直徑每英寸可以施肥半磅（一杯）或者每百平方英尺區(qū)域可以施以3盎司的氮肥。