²é¿´: 714  |  »Ø¸´: 3

Áø·ÉÑ©

Òø³æ (ÕýʽдÊÖ)

[½»Á÷] ¡¾ÇóÖú¡¿Ã¸»îÁ¦²â¶¨µÄpH»º³åÒºÎÊÌâ ÒÑÓÐ2È˲ÎÓë

¸ù¾Ýרҵ±ê×¼:SB/T 10317-1999 ¡¶µ° °× ø »î Á¦ ²â ¶¨ ·¨¡·²ÉÓø£ÁÖ·¨²â¶¨¼îÐÔµ°°×µÄø»îÁ¦Ê±£¬ÅäÖÆpHΪ¶àÉٵĻº³å񼀯£¿
    ¸Ã±ê×¼ÖÐÓÐpH7.5¡¢10ºÍ11£¬Ñ¡ÄÄÒ»¸ö±È½ÏºÃÄØ£¿ÆÚ´ý³æÓÑÃǵĽâ´ð
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÓµÓдËÉú´ËÊÀÊDz»¹»µÄ£¬»¹Ó¦¸ÃÓµÓÐÊ«ÒâµÄÊÀ½ç~~~
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xzx135

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
¶¼Òª²â°É£¬¸ù¾ÝÄãµÄøÐÔÖÊ£¬ÕÒµ½×îÊÊPHÖµ¡£
2Â¥2010-07-12 09:25:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Áø·ÉÑ©

Òø³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
Originally posted by xzx135 at 2010-07-12 09:25:15:
¶¼Òª²â°É£¬¸ù¾ÝÄãµÄøÐÔÖÊ£¬ÕÒµ½×îÊÊPHÖµ¡£

ÄãµÄÒâ˼ÊÇÒ»¸öÒ»¸öÊÔÂð£¿
ÓµÓдËÉú´ËÊÀÊDz»¹»µÄ£¬»¹Ó¦¸ÃÓµÓÐÊ«ÒâµÄÊÀ½ç~~~
3Â¥2010-07-12 16:07:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xzx135

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Áø·ÉÃà(½ð±Ò+1):лл»ØÌû 2010-07-12 19:50:02
ÒýÓûØÌû:
Originally posted by Áø·ÉÑ© at 2010-07-12 16:07:40:

ÄãµÄÒâ˼ÊÇÒ»¸öÒ»¸öÊÔÂð£¿

ÿ¸öøÔÚ²»Í¬pHµÄø»îÊDz»Í¬µÄ£¬¶ÔÓÚø»îµÄ¶¨ÒåÒ»°ã¶¼ÊÇÖ¸ÔÚ×îÊʵÄζȣ¬pHÖµµÈÌõ¼þϲâµÄ¡£ËùÒÔÕÒµ½×îÊʵģ¬Ò²¾ÍÊÇø»î×î´óµÄ¡£
4Â¥2010-07-12 16:16:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ Áø·ÉÑ© µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Çóµ÷¼Á +3 °µÓ¿afhb 2026-03-16 3/150 2026-03-20 00:28 by ºÓÄÏ´óѧУÓÑ
[¿¼ÑÐ] Ò»Ö¾Ô¸Î人Àí¹¤²ÄÁϹ¤³Ìר˶µ÷¼Á +5 Doleres 2026-03-19 5/250 2026-03-19 20:14 by ÖÆ¶ÈµÄ
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +4 18889395102 2026-03-18 4/200 2026-03-19 16:13 by 30660438
[¿¼ÑÐ] 304Çóµ÷¼Á +3 ÂüÊâ2266 2026-03-18 3/150 2026-03-19 14:42 by peike
[¿¼ÑÐ] 317Çóµ÷¼Á +3 Éê×ÓÉêÉê 2026-03-19 6/300 2026-03-19 14:16 by Éê×ÓÉêÉê
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶µ÷¼Á +5 204818@lcx 2026-03-17 6/300 2026-03-18 22:55 by 204818@lcx
[¿¼ÑÐ] 328Çóµ÷¼Á£¬Ó¢ÓïÁù¼¶551£¬ÓпÆÑо­Àú +3 ÉúÎ﹤³Ìµ÷¼Á 2026-03-17 7/350 2026-03-18 20:41 by Wangjingyue
[¿¼ÑÐ] 297Çóµ÷¼Á +8 Ï·¾«µ¤µ¤µ¤ 2026-03-17 8/400 2026-03-18 14:30 by laoshidan
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷ÄϽ»´ó£¬Çóµ÷¼Á +4 ²Ä»¯ÖðÃÎÈË 2026-03-18 4/200 2026-03-18 14:22 by 007_lilei
[¿¼ÑÐ] 302Çóµ÷¼Á +10 ºôºôºô¡£¡£¡£¡£ 2026-03-17 10/500 2026-03-18 12:45 by Linda Hu
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +3 ÄÝÄÝninicgb 2026-03-17 3/150 2026-03-18 10:29 by macy2011
[¿¼ÑÐ] ÉúÎïѧ071000 329·ÖÇóµ÷¼Á +3 ÎÒ°®ÉúÎïÉúÎﰮΠ2026-03-17 3/150 2026-03-18 10:12 by macy2011
[¿¼ÑÐ] 0703»¯Ñ§336·ÖÇóµ÷¼Á +6 zbzihdhd 2026-03-15 7/350 2026-03-18 09:53 by zhukairuo
[¿¼ÑÐ] ÓÐûÓеÀÌú/ÍÁľµÄÏëµ÷¼ÁÄÏÁÖ£¬¸ø×Ô¼ºÕÐʦµÜÖС« +3 TqlXswl 2026-03-16 7/350 2026-03-17 15:23 by TqlXswl
[¿¼ÑÐ] Ò»Ö¾Ô¸ËÕÖÝ´óѧ²ÄÁϹ¤³Ì£¨085601£©×¨Ë¶ÓпÆÑо­ÀúÈýÏî¹ú½±Á½¸öʵÓÃÐÍרÀûÒ»ÏîÊ¡¼¶Á¢Ïî +6 ´ó»ðɽС»ðɽ 2026-03-16 8/400 2026-03-17 15:05 by ÎÞи¿É»÷111
[¿¼ÑÐ] [µ¼Ê¦ÍƼö]Î÷ÄϿƼ¼´óѧ¹ú·À/²ÄÁϵ¼Ê¦ÍƼö +3 ¼â½ÇСºÉ 2026-03-16 6/300 2026-03-16 23:21 by ¼â½ÇСºÉ
[»ù½ðÉêÇë] ½ñÄêµÄ¹ú»ù½ðÊÇ´ò·ÖÖÆÂ𣿠50+3 zhanghaozhu 2026-03-14 3/150 2026-03-16 17:07 by ±±¾©À³ÒðÈóÉ«
[¿¼ÑÐ] 318Çóµ÷¼Á +3 Yanyali 2026-03-15 3/150 2026-03-16 16:41 by houyaoxu
[¿¼ÑÐ] ±¾¿ÆÄϾ©´óѧһ־Ը´¨´óҩѧ327 +3 ÂóÌï¸ûÕß 2026-03-14 3/150 2026-03-14 20:04 by ÍâÐÇÎÄÃ÷
[¿¼ÑÐ] 297Çóµ÷¼Á +4 ѧº£Æ¯²´ 2026-03-13 4/200 2026-03-14 11:51 by ÈÈÇéɳĮ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û