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A unit of pressure equal to onemmHg.In SI units it is equal to 133.322pascals. It was named for Italian physicist E-vangelista Torricelli (1609—47)压力的一种单位,相当于1毫米汞柱。在SI单位制中相当于133.322 Pa。用意大利物理学家E-vangelista Torricelli(1609—1647)的名字 ......(本文共 209 字 ) [阅读本文] >>