1.amountofporosity  

孔的英語翻譯：

aperture; bore; foramen; hole; os; ostium; vulva
【化】 hole; opening
【醫(yī)】 apertura; aperturae; aperture; bore; coel-; foramen; foramina; hiatus
mesh; opening; pore; Pori; porosity; porus; trema

隙的英語翻譯：

crack; crevice; gap; interval; opportunity; rift
【化】 opening
【醫(yī)】 gap; space; spatia; spatium; split

率的英語翻譯：

frank; hasty; lead; modulus; quotiety; rash; rate; ratio; usually
【醫(yī)】 rate
【經(jīng)】 rater.