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menghai0408

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ÎâÀÏʦËûÃÇÄܰ²×°ºÍά»¤Õâ¸öÒÇÆ÷,µ«Õû¸ö½øÑùϵͳ(°üÀ¨Áùͨ·§)ÐèÒª×ö¹èÍ黯´¦Àí.
¼ì²âÆ÷µÄ¼ì²âÏÞ´ï²»µ½3-10ppm£¬Ä¿Ç°Äܹ»×öµ½µÄÊÇ50ppm.

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menghai0408(½ð±Ò+10, ·­ÒëEPI+1): лл! 2011-01-24 20:16:11
ÎâÀÏʦËûÃÇÄܰ²×°ºÍά»¤Õâ¸öÒÇÆ÷,µ«Õû¸ö½øÑùϵͳ(°üÀ¨Áùͨ·§)ÐèÒª×ö¹èÍ黯´¦Àí.
¼ì²âÆ÷µÄ¼ì²âÏÞ´ï²»µ½3-10ppm£¬Ä¿Ç°Äܹ»×öµ½µÄÊÇ50ppm.
Teacher Wu is (they are) able to install and maintain the instrument, however, the whole inlet system (including the six-way valve) needs silylation. So far the detection limit of detector can not reach 3-10ppm, what can be done is only 50ppm.
2Â¥2011-01-24 20:05:14
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