在研究中突变界面模型和过渡带模型各有其实用性。
The abrupt interface model and the saltwater-freshwater transition zone model have their respective practicability in the study.
本文应用移流弥散模型研究盐分弥散带及其动态变化，并与突变界面模型进行了比较。
The Salt dispersion zone and its movement are studied by means of a convection-dispersion model and by comparison with abrupt interface model.
在一定条件下，水动力弥散作用较弱时，可应用突变界面模型来研究滨海含水层的海水入侵。
Under certain conditions, the effect of hydrodynamic dispersion is relatively weak, so that an abrupt interface approximation can be used in studying seawater intrusion in coastal aquifers.
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