Traditional speech act theory claims that speech ACTS are governed by a set of constitutive rules, which are called felicity conditions of speech ACTS.

传统言语行为理论认为，以言行事这一行为受条件规则的制约，并总结出一套言语行为的构成规则。

Establishing a constitutive model and choosing an integral algorithmic method are the crucial matters for developing UMAT subroutine.

本构模型的建立和积分算法的选择是umat子程序开发中的核心问题。

A new constitutive equation of pseudoplastic fluids are presented.

提出了一个新的假塑性流体的本构方程。