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學(xué)習(xí)快評(píng)丨qibao666888　　4.由??(you)于??(yu)能??(neng)見??(jian)度??(du)較??(jiao)低??(di)??，駕??(jia)駛??(shi)人?(ren)員??(yuan)應(yīng)??(ying)控??(kong)制??(zhi)速??(su)度??(du)??，確??(que)保?(bao)安??(an)全??(quan)??。??　　2.注?(zhu)意??(yi)攜??(xie)帶??(dai)口??(kou)罩??(zhao)??，紗??(sha)巾??(jin)等??(deng)防??(fang)塵??(chen)用??(yong)品??(pin)??，以??(yi)免??(mian)沙??(sha)塵??(chen)對(duì)??(dui)眼??(yan)睛??(jing)和??(he)呼??(hu)吸??(xi)道??(dao)造??(zao)成??(cheng)損?(sun)傷??(shang)；做??(zuo)好?(hao)精??(jing)密??(mi)儀??(yi)器??(qi)的??(de)密??(mi)封??(feng)工??(gong)作??(zuo)；。