ph是什么意思
2024-01-30 16:49:16
ph
n. [化]酸碱度(=Potential Of Hydrogen)
abbr. 紫心勋章(=Purple Heart)
近义词：pHscale，
详细释义
n.(名词)
- 【化】PH值（表示氢离子浓度的倒数的对数的符号），酸碱度
- 氢离子指数
abbr.(缩略词)
- =Purple Heart 紫心勋章（授予作战中受伤的军人）
- =per hour 每小时
- =Public Health 公共卫生
- Philippines 菲律宾
- Probability of Hit 命中率
英英释义
Noun
- (from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic);
例句
用作名词(n.)
- Despite this diversity and the fact that certain organisms can grow at extremes of the pH scale, generalities can be made.纵然有差异而事实上有些生物是可以在极端的酸碱度范围上生长，仍可以得到一些归纳结果。
- High temperatures or extremes of pH make MAbs unravel.They typically expire in weeks unless stored near freezing temperatures.高温和极端的酸碱度都会使抗体瓦解，如果没有冰冻保存，通常数星期就会坏掉。