Look at the grade 8 science MCAS exam or grade 10 math exam.

请看八年级的MCAS科学测验，或是10年级的MCAS数学测验。

Messages can be put on the dead-letter queue by queue managers, message channel agents (MCAs), and applications.

消息可由队列管理器、消息通道、消息通道代理程序(mca)和应用程序放到死信队列上。

Objective To investigate the morbidity rate and pathogenic mechanism of deep small infarction in patients with middle cerebral artery stenosis( MCAS).

目的研究大脑中动脉粥样硬化性狭窄患者脑深部小梗死的发生频率和发病机制。