敏视达公司生产的CINRAD/SA多普勒天气雷达系统中,包含一个独立运行的雷达诊断工具软件RDASOT(雷达数据采集系统运行测试Radar DataAcquisition System Operability Test),RDASOT是专用于确定雷达数据采集单元RDA(Radar Data Acquisiti...敏视达公司生产的CINRAD/SA多普勒天气雷达系统中,包含一个独立运行的雷达诊断工具软件RDASOT(雷达数据采集系统运行测试Radar DataAcquisition System Operability Test),RDASOT是专用于确定雷达数据采集单元RDA(Radar Data Acquisition)硬件状态及增强维护能力的软件,是帮助雷达保障人员进行故障诊断测试的辅助工具。RDASOT主要运用于诊断测试、标定测试和辅助维护。展开更多
This article is an empirical study on the washback of the writing section （i.e. writing subtest as in this paper） of College English Test Band Four （CET-4） on ELT in Chinese colleges and universities so as to prom...This article is an empirical study on the washback of the writing section （i.e. writing subtest as in this paper） of College English Test Band Four （CET-4） on ELT in Chinese colleges and universities so as to promote the positive effects and diminish the negative ones. The study collected data from 181 college English learners, nine college English teachers and two CET-4 raters through interview, observation and documentary analysis. Findings indicate that CET-4 writing subtest produces more negative impacts than positive ones. Moreover, the findings also indicate that the washback of CET-4 writing is weakened by other sections of the test.展开更多
文摘敏视达公司生产的CINRAD/SA多普勒天气雷达系统中,包含一个独立运行的雷达诊断工具软件RDASOT(雷达数据采集系统运行测试Radar DataAcquisition System Operability Test),RDASOT是专用于确定雷达数据采集单元RDA(Radar Data Acquisition)硬件状态及增强维护能力的软件,是帮助雷达保障人员进行故障诊断测试的辅助工具。RDASOT主要运用于诊断测试、标定测试和辅助维护。
文摘This article is an empirical study on the washback of the writing section （i.e. writing subtest as in this paper） of College English Test Band Four （CET-4） on ELT in Chinese colleges and universities so as to promote the positive effects and diminish the negative ones. The study collected data from 181 college English learners, nine college English teachers and two CET-4 raters through interview, observation and documentary analysis. Findings indicate that CET-4 writing subtest produces more negative impacts than positive ones. Moreover, the findings also indicate that the washback of CET-4 writing is weakened by other sections of the test.
