便(Bian)携(Xie)式(Shi)电(Dian)子(Zi)井(Jing)深(Shen)仪(Yi) JS-200 JS-200型(Xing)便(Bian)携(Xie)式(Shi)电(Dian)子(Zi)井(Jing)深(Shen)仪(Yi)采(Cai)用(Yong)精(Jing)密(Mi)电(Dian)路(Lu)计(Ji)算(Suan)判(Pan)断(Duan),(?)产(Chan)品(Pin)在(Zai)功(Gong)能(Neng)和(He)性(Xing)能(Neng)使(Shi)用(Yong)上(Shang)媲(Pi)美(Mei)于(Yu)国(Guo)外(Wai)进(Jin)口(Kou)产(Chan)品(Pin),(?)外(Wai)观(Guan)设(She)计(Ji)易(Yi)携(Xie)带(Dai)、(?)美(Mei)观(Guan)实(Shi)用(Yong)。(?)