本文给出了三维射影空间上对合透视的代数表达式。

In this paper we discuss the algebraic expression of involutory perspective in three-dimensional projective space.

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以下用于计算平板膜式氧合器中氧传质系数的简单分析表达式。

In this paper, an equation for the local blood-side Sherwood number is derived from the advancing front theory (AFT) for mass transfer of oxygen in a parallel plate membrane oxygenator.

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常量不能用查询表达式进行初始化，因为常量只能用文本、命名常量和数学运算符的某一组合进行初始化。

Constants cannot be initialized with query expressions because constants may only be initialized with some combination of literals, named constants, and mathematical operators.

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