ĭ־
صҳ ˾ Ŷ̬ Ʒչʾ ̰ ʶ ʿ ϵ

ʯīϩȡůʲôԭ
89

ԷȵذԭԷȵذǽ̼ԶоƬǶ뵽ʵľڣоƬλڵذ·4mm·н15mmı²㣬ɢµĵ2%оƬȫˮԵذݺҲ100%ȫġذذ֮ͨĸͷӣĸͷҲǷˮ©ṹȷȵذ빤ʩİȫԣȶԺͿɿԡÿذ嶼ǵķ壬ذذ֮òߣװʱֻͷͷܵϼɡ
ԷȴשԭԷȴשǽ̼ԶоƬǶ뵽ʵľڣоƬλڴשײ·10mmıµײ㣬ɢµĵ2%оƬȫˮԵשˮʵ0.3%ȵײûˮһģ߳ͶɣשʱݺҲ100%ȫġ
һƪʯīϩú͹ЧʯīϩIJҵӦòڼӿ
һƪʯʯīʲô

 

 

Copyright©2001-2020 All Rights Reserved By ĭ޹˾

ߵ绰010-67376352

ַܲг·     أĭ޹˾Ǩֹ˾ / ĭ޹˾īֹ˾