yield per unit area是什么意思

用法例句

On the Costs and Benefits of Peace Order Prevention of Units;

论单位治安防范成本与效益

On the use of the quantities and units of Enzyme activity;

酶活力的量和单位的用法探讨

This paper introduces some problems existing in the management and operation of the auto-fire-fighting equipment of the units, and based on this, puts forward some countermeasures that should be taken in the management and operation of the auto-fire-fighting equipment of the units.

介绍了单位自动消防设施管理和运行中存在的问题,在此基础上提出了单位自动消防设施管理和运行中应采取的对策。

Studies on the Units of the Chemical Equibrium Constant;

化学平衡常数单位问题浅谈

On 1 mol Glucose Producing 38 Molecules of ATP ——An investigation on profound problems of using quantities and units in textbooks of agricultural universities;

从一摩尔葡萄糖氧化产生38分子ATP说起──对农业院校教材使用量与单位深层次问题的调查

A billion(10~9)-fold difference between the capital and the lowercase of a letter M(m) used as two different SI prefixes:a wrong unit mg/m~3 for calculated density of a single crystal;

一个大小写,相差10亿倍:单晶密度的错误单位mg/m~3