We observed the cardiac structure and function on 30 cases of normal peoples, 30 cases with hypertension and them after using Isoptin SR (verapamil SR) for 3 months.

本文通过对30例正常人、30例高血压病人及该30例病人服缓释异搏定后三个月的心脏结构及功能分析。

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By contrast, the manned SR-71 Blackbird, used for many years by the U. S. Air Force, had a top speed of just more than Mach 3.

相比之下，载人的SR - 71黑鸟，供美国空军使用多年，有一个仅比3马赫以上的速度。

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Currently, the fastest air-breathing aircraft is the SR-71, which accelerates to slightly over Mach 3.

BBC: Mach 10 scramjet prepares for launch

"The WG-3 GPS truly leverages our experience in this category, " said John Carlson, Sr.

ENGADGET: Pentax expands ruggedized series with Optio WG-3, Target-exclusive WG-10

With its flexible flight time, Mach 3 speed, and ability to fly at altitudes above 80, 000 feet, the SR-71 is able to photograph more than 100, 000 square miles of territory in a single hour .

CENTERFORSECURITYPOLICY: Center for Security Policy | Congress Must Preserve A Vital Strategic Reconnaissance Capability �� The SR-71