Capnometry is the measurement and numerical display of the carbon dioxide concentration in the respiratory gas during the whole respiratory cycle (inspiration and expiration).

二氧化碳测定术是在整个呼吸循环过程(吸气和呼气)中气体中二氧化碳的测定和数值显示。

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In this thesis, we built a Simple Air Quality Numerical Model System(SAQMS) for forecasting SO2 concentration.

建立了一个用于模拟SO2浓度分布的简单空气质量数值模式预报系统（SAQMS）。

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Numerical simulate: the finite difference program was compiled to simulate solute concentration distribution with time and distance. its property was proved by the soil trough experimental model.

数值模拟部分，根据实验条件编制有限差分法程序，以土槽实验模型为例验证了程序编制的正确性，同时模拟了溶质浓度的时空分布规律。

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