Lingyan Gu

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It is difficult to select the appropriate ventilation mode in clinical mechanical ventilation. This paper presents a nonlinear multi-compartment lung model to solve the difficulty. The purpose is to optimize respiratory airflow patterns and get the minimum of the work of inspiratory phrase and lung volume acceleration, minimum of the elastic potential(More)
The management of accounts receivable in small and medium enterprises (SMEs) is a big issue. Because of weak self-financing capacity, the management of accounts receivable in SMEs is becoming more important, especially during the crisis. This paper firstly presents the problems in the management of accounts receivable in SMEs and analyses the main factors.(More)
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