建立了各种边界条件下考虑井筒储存效应和表皮效应的非线性不稳定渗流数学模型，并用数值法对其求解。
The nonlinear mathematical models with wellbore storage and skin effects under several boundary conditions were established and solved by using numerical methods.
第二类型的一个储存格能包含的资料是数值的值。
The second kind of information that a cell can contain is a numeric value .
确定数值，储存数值，批量生产。
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