卸(Xie)灰(Hui)双(Shuang)向(Xiang)偏(Pian)心(Xin)半(Ban)球(Qiu)阀(Fa)采(Cai)用(Yong)偏(Pian)心(Xin)契(Qi)紧(Jin)原(Yuan)理(Li)通(Tong)过(Guo)传(Chuan)动(Dong)机(Ji)构(Gou)达(Da)到(Dao)闸(Zha)紧(Jin)、(?)调(Diao)节(Jie)、(?)关(Guan)闭(Bi)的(De)目(Mu)的(De),(?)密(Mi)封(Feng)副(Fu)是(Shi)金(Jin)属(Shu)面(Mian)环(Huan)带(Dai)硬(Ying)面(Mian)接(Jie)触(Chu)密(Mi)封(Feng),(?)双(Shuang)偏(Pian)心(Xin)结(Jie)构(Gou)在(Zai)开(Kai)启(Qi)时(Shi)阀(Fa)芯(Xin)位(Wei)于(Yu)藏(Cang)球(Qiu)室(Shi)内(Nei),(?)流(Liu)通(Tong)截(Jie)面(Mian)大(Da),(?)且(Qie)阀(Fa)门(Men)不(Bu)被(Bei)冲(Chong)刷(Shua),(?)关(Guan)闭(Bi)时(Shi)阀(Fa)芯(Xin)不(Bu)被(Bei)冲(Chong)刷(Shua),(?)开(Kai)启(Qi)时(Shi)阀(Fa)芯(Xin)球(Qiu)面(Mian)沿(Yan)阀(Fa)座(Zuo)渐(Jian)进(Jin),(?)有(You)效(Xiao)地(Di)切(Qie)除(Chu)结(Jie)垢(Gou)障(Zhang)碍(Ai),(?)实(Shi)现(Xian)可(Ke)靠(Kao)密(Mi)封(Feng)。(?)
查(Cha)看(Kan)详(Xiang)细(Xi)介(Jie)绍(Shao)