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1·He says they found there was no significant change in the nu mber of heart attack hospitalizations in these areas.

他们发现， 这些地区的住院心脏病人数量没有明显变化。

2·A fast adaptive beamforming algorithms was proposed based on MBER, which had a low complexity and fast converge to the optimal MBER solution.

在基于MBER准则的基础上，提出了一种快速自适应波束成型算法，在保证低复杂性的同时，快速收敛于最优MBER解。

3·With a great mber of laboratory tests and studies, the mixture of high-and low-sill alternatives has been proposed, which its hydraulics indexes are allowable and able to solve the matter of fl.

经大量试验研究提出的高低坎方案，其水力学指标在可接受的范围内，基本可解决向家坝水电站的泄洪消能问题。