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xiaomi6621
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2Â¥2013-08-10 08:59:50
pcmagic
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¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï ¡ï ¡ï ¡ï
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hanches: ½ð±Ò+1, ¸ÐлӦÖú£¬BB½±Àø~~~ 2013-08-10 10:23:14
982121012: ½ð±Ò+3, ¡ï¡ï¡ïºÜÓаïÖú, лл 2013-08-10 13:46:45
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hanches: ½ð±Ò+1, ¸ÐлӦÖú£¬BB½±Àø~~~ 2013-08-10 10:23:14
982121012: ½ð±Ò+3, ¡ï¡ï¡ïºÜÓаïÖú, лл 2013-08-10 13:46:45
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The lower the pH value is, the lower the concentration of Cu, Zn, Ni, and Cr is. OR The concentration of Cu, Zn, Ni, and Cr decreased with the decreasing in pH value. |

3Â¥2013-08-10 09:26:31
mac194
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hanches: ½ð±Ò+2, ¸ÐлÈÈÐÄÓ¦Öú£¬»¶Ó³£À´±¾°æ²ÎÓë½»Á÷£¡ 2013-08-10 10:23:43
982121012: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú, лл 2013-08-10 13:47:11
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hanches: ½ð±Ò+2, ¸ÐлÈÈÐÄÓ¦Öú£¬»¶Ó³£À´±¾°æ²ÎÓë½»Á÷£¡ 2013-08-10 10:23:43
982121012: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú, лл 2013-08-10 13:47:11
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"A drop in pH corresponds to reduced concentrations of Copper, Zinc, Nickel and Chromium." - Ô¤¼Æ pH ²¢·ÇÑéÖ¤ÍÐ¿Äø¸õŨ¶ÈµÄ·½·¨,ËùÒÔÓà "corresponds to" ²»Óà "indicates" - [Cu] = ÍŨ¶È, [Zn] = пŨ¶È,... ËùÒÔÓà "concentrations" (¸´Êý) ----------------------------- ÏÈÓÐÖîÈç "pH count is proportional to the amount of Copper, Zinc, Nickel and Chromium in solution -" (ðºÅ»òÒýºÅ) ²ÅÄÜÔÙ¼Ó "the lower the pH, the lower the Copper, Zinc, Nickel and Chromium content" (ûÓж¯´Ê) ÎÊÌâÊÇÈç¹ûpH½µµÍ,¶øÍÐ¿Äø¸õ¶¼Ã»³Áµí,ÄÇЩÍÐ¿Äø¸õÅÜÄÄÀïÈ¥ÁË? ˵" in solution" ºÏ²»ºÏÊÊ,ÎҾͲ»ÖªµÀÁË |
4Â¥2013-08-10 10:18:21
mac194
Ìú³æ (Ö°Òµ×÷¼Ò)
- Ó¦Öú: 128 (¸ßÖÐÉú)
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- ³æºÅ: 2488597
- ×¢²á: 2013-05-30
- רҵ: ¸ß·Ö×Ó²ÄÁϵļӹ¤Óë³ÉÐÍ
5Â¥2013-08-10 10:35:04
ß½ÓïèóÒô
Ìú¸Ëľ³æ (СÓÐÃûÆø)
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- רҵ: Å©ÁÖ¾¼Ã¹ÜÀí

6Â¥2013-08-12 17:46:00
liulion2008
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7Â¥2013-08-12 21:28:25














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