PER 的中文翻译

音标: [pə:, pə]

prep.

每, 每一, 由, 经



PER

=Phase Engineering Report 阶段工程报告

PER 的英文句子和中文句子

Infant mortality (ie The rate at which babies die) was 20 deaths per thousand live births in 1986.

1986年的婴儿死亡率为生育成活率的千分之二十.


We were bowling along (the motorway) at seventy miles per hour.

我们以每小时七十英里的速度（在高速公路上）飞驰.


The centimeter-gram-second unit of magnetic induction, equal to one maxwell per square centimeter.

高斯电磁感应的厘米－克－秒单位，等于每平方厘米的麦克斯韦尔


These apples cost five yuan per kilogram.

这些苹果每公斤五元。


A unit of retinal illumination, equal to the amount of light that reaches the retina through 1 square millimeter of pupil area from a surface having a brightness of 1 candela per square meter.

光度视网膜亮度单位，相当于每平方米有一烛光亮度的表面，通过一平方毫米的瞳孔区域，到达视网膜的光线数量


An oxide containing three oxygen atoms per molecule.

三氧化物每个分子中含有三个氧原子的氧化物


Force applied uniformly over a surface, measured as force per unit of area.

压力；压强统一作用于物体表面的力量，用每一单位面积上的压力计量


You must allow for five per cent wastage in transit.

在运输中要允许有百分之五的损耗量.


The number of units of useful information contained within a linear dimension, usually expressed in units per inch.

在一单位长度内包含的有用信息单位数。通常用每英寸多少单位表示。


The agency places about 2000 secretaries per annum.

该代理机构每年可为约2000名秘书安排工作.