SJ系(Xi)列(Lie)蜗(Wo)杆(Gan)升(Sheng)降(Jiang)机(Ji)广(Guang)泛(Fan)应(Ying)用(Yong)于(Yu)机(Ji)械(Xie)、(?)冶(Ye)金(Jin)、(?)建(Jian)筑(Zhu)、(?)水(Shui)利(Li)设(She)备(Bei)等(Deng)行(Xing)业(Ye)，(?)具(Ju)有(You)起(Qi)升(Sheng)、(?)下(Xia)降(Jiang)及(Ji)借(Jie)助(Zhu)辅(Fu)件(Jian)推(Tui)进(Jin)、(?)翻(Fan)转(Zhuan)及(Ji)各(Ge)种(Zhong)高(Gao)度(Du)位(Wei)置(Zhi)调(Diao)整(Zheng)等(Deng)诸(Zhu)多(Duo)功(Gong)能(Neng)。(?)SJ蜗(Wo)杆(Gan)升(Sheng)降(Jiang)机(Ji)是(Shi)一(Yi)种(Zhong)基(Ji)础(Chu)起(Qi)重(Zhong)部(Bu)件(Jian)，(?)具(Ju)有(You)结(Jie)构(Gou)紧(Jin)凑(?)、(?)体(Ti)积(Ji)小(Xiao)、(?)重(Zhong)量(Liang)轻(Qing)、(?)动(Dong)力(Li)源(Yuan)广(Guang)泛(Fan)、(?)噪(Zao)音(Yin)低(Di)、(?)安(An)装(Zhuang)方(Fang)便(Bian)、(?)使(Shi)用(Yong)灵(Ling)活(Huo)、(?)配(Pei)套(Tao)形(Xing)式(Shi)多(Duo)、(?)可(Ke)靠(Kao)性(Xing)高(Gao)、(?)使(Shi)用(Yong)寿(Shou)命(Ming)长(Chang)等(Deng)优(You)点(Dian)。(?)可(Ke)以(Yi)单(Dan)台(Tai)或(Huo)组(Zu)合(He)使(Shi)用(Yong)，(?)也(Ye)可(Ke)以(Yi)手(Shou)动(Dong)。(?)它(Ta)具(Ju)有(You)不(Bu)同(Tong)的(De)结(Jie)构(Gou)形(Xing)式(Shi)和(He)装(Zhuang)配(Pei)形(Xing)式(Shi)，(?)且(Qie)提(Ti)升(Sheng)高(Gao)度(Du)可(Ke)按(An)用(Yong)户(Hu)的(De)要(Yao)求(Qiu)定(Ding)制(Zhi)。(?)