zuori，congangangjituangangtieyanjiuyuanhuoxi，yougaiyuanyanfa、anganggufenzhonghoubanshiyebupiliangshengchandelpgyunshuchuanyongvl4-4moddiwengangshixianquanqiushoufa。gaichanpindewenshi，biaozhizheangangchuanbanzainaidiwenxing、chanpinhouduheqiangdufangmiandoutupojixian，changyongquanqiu。

　　lpgyunshuchuanzhuyaoyunshuyibingwanhedingwanweizhuyaochengfendeshiyoutanqinghuahewuhuoliangzhehunheqi，duihuaxuepincangdecailiaoxingnengyaoqiushifenkeke，tongchangfuyiwenduwei-55℃zuoyou，caiyongangguidenixigangban。2020nian，zaizhongjijituanjianzaode5000lifangmilpgyunshuchuandeshejixuqiuzhong，shoucitichuyingyongvl4-4modchanpinyijiangdizhizaochengben，bingzaiqiangdu、diwenrenxinghefuyianquanxingshangjuntichulekekedezhibiaoyaoqiu。

　　haiyangzhuangbeiyongjinshucailiaojiqiyingyongguojiazhongdianshiyanshihaigongyonggangyanjiusuozaochuanyonggangxiangmuzupingjiezaichuanyongdiwenganglingyuduoniandejingyanjilei，lianheanganggufenzhonghoubanshiyebu，yituoangangjituanyuzhongjijituandezhanlvehezuoxieyi，yuzhongjijituanlianhezuchengxiangmugongguantuandui，tongguokaizhanyanjiugongguan，zhenduichuanyongvl4-4moddiwengangsuoxudegaoqiangdu、gaorenxing、kanglengliexingjiyihanjiedengguanjiantexing，caiyongteshudechengfensheji，jieheteshudeyazhijishu，huodeyouyidexingneng，shixianvl4-4moddiwengaoqiangduhoubandewendingyazhi。

　　juxi，gaichanpinshimuqianc-mnxiliechuanboyonggangbanzuigaorenxingdengjiyonggang，zainaidiwenxing、chanpinhouduheqiangdufangmiandoutupolejixian。chanpinzuidahoudu60mm，mucaihehanhourechulideqiangdugaoyuxianyoubiaozhun50mpayishang，qierenxingfuyipingjiawenduxuzaifuyiwendudejichushangjiangdi20℃，ji-75℃。

　　kaizhandiwengangyanjiu，manzudiwendengfuzafuyihuanjingxiachuanbojihaiyanggongchengyonggangcailiaodezhongdaxuqiu，shihaiyangzhuangbeiyongjinshucailiaojiqiyingyongguojiazhongdianshiyanshijinnianlaizhongdiankaizhandezhongdaketizhiyi。diwengangdepiliangshengchanshixianlewoguodiwengangcailiaodeguochanhuatupo。

　　cici，angangjituanzaiduanshijianneiwanchenglevl4-4modyanfahechuanjishedexilierenzheng，chengweiquanqiushoujiayouzizhishengchanvl4-4moddeqiye，zaicizhanxianleangangchuanbandeshili。

　　jinnianlai，angangchuanbanshixiankuayueshifazhan，yituohaiyangzhuangbeiyongjinshucailiaojiqiyingyongguojiazhongdianshiyanshi，wanchenggaoduancailiaoguochanhuadetiaozhanmubiao，weiwoguochaodaxingyouchuan、jizhuangxiangchuan、haohuayoulun、zuanjingpingtaidenghaishang“juwuba”tigonglegaoduangangtiecailiao，chengweizhichengwoguohaiyangzhuangbeizhizaodewangpai“zhulijun”。