海水盐度计算问题,如何从常用单位转化为ppm?下面这句话中200ppm是如何换算出来的?Notice that the range of salinity for most of the ocean's water is from 34.60 to 34.80 parts per thousand,which is 200 parts per million.【
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![海水盐度计算问题,如何从常用单位转化为ppm?下面这句话中200ppm是如何换算出来的?Notice that the range of salinity for most of the ocean's water is from 34.60 to 34.80 parts per thousand,which is 200 parts per million.【](/uploads/image/z/2396083-67-3.jpg?t=%E6%B5%B7%E6%B0%B4%E7%9B%90%E5%BA%A6%E8%AE%A1%E7%AE%97%E9%97%AE%E9%A2%98%2C%E5%A6%82%E4%BD%95%E4%BB%8E%E5%B8%B8%E7%94%A8%E5%8D%95%E4%BD%8D%E8%BD%AC%E5%8C%96%E4%B8%BAppm%3F%E4%B8%8B%E9%9D%A2%E8%BF%99%E5%8F%A5%E8%AF%9D%E4%B8%AD200ppm%E6%98%AF%E5%A6%82%E4%BD%95%E6%8D%A2%E7%AE%97%E5%87%BA%E6%9D%A5%E7%9A%84%3FNotice+that+the+range+of+salinity+for+most+of+the+ocean%27s+water+is+from+34.60+to+34.80+parts+per+thousand%2Cwhich+is+200+parts+per+million.%E3%80%90)
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