当前位置:考试网  > 试卷库  > 技能鉴定  > 其他类  >  建设完善煤矿井下安全避险“六大系统”指的是哪六大系统?
试题预览

建设完善煤矿井下安全避险“六大系统”指的是哪六大系统?

查看答案
收藏
纠错
正确答案:

建设完善煤矿井下安全避险“六大系统”指的是:监测监控系统;供水施救系统;通讯联络系统;人员定位系统;压风自救系统;紧急避险系统。

答案解析:

暂无解析

你可能感兴趣的试题

胶片对光照度,色温等的要求称为曝光的宽容度。

能力第一,忠诚第二。

及时是信息的生命,是信息的全部意义所在

文秘人员用电话报送信息时要注意保密

我们可以通过看一张底片中密度最大的部分是否有层次,来判断底片是否曝光不足。

热门试题 更多>
试题分类: 水利
练习次数:0次
试题分类: Python语言程序设计
练习次数:0次
Thefoodweeatseemstohaveprofoundeffectsonourhealth.Althoughsciencehasmadeenormousstepsinmakingfoodmorefittoeat,ithas,atthesametime,mademanyfoodsunfittoeat.Someresearchhasshownthatperhapseightypercentofcancerisrelatedtothedietaswell,especiallycancerthecolon.Differentculturesaremorepronetocontractcertainillnessesbecauseofthefoodthatischaracteristicinthesecultures.Thatfoodrelatedtollnessisnotanewdiscovery.In1945,governmentresearchersrealizedthatitratesandnitrites,commonlyusedtopreservecolorinmeats,andotherfooddditives,causedcancer.Yet,thesecarcinogenicadditivesremaininourfood,nditbecomesmoredifficultallthetimetoknowwhichthingsonthepackginglabelsofprocessedfoodarehelpfulorharmful.Theadditiveswhichweeatarenotallsodirect.Farmersoftengivepenicillintobeefandpoultry,andbecauseofthis,penicillinhasbeenfoundinthemilkoftreatedcows.Sometimessimilardrugsareadministeredtoanimalsnotformedicinalpurposes,butforfinancialreasons.Thefarmersaresimplytryingtofattentheanimalsinordertoobtainahigherpriceonthemarket.AlthoughtheFoodandDrugAdministration(FDA)hastriedrepeatedlytocontroltheseprocedures,thepracticescontinue. 48.Whatisthemaintopicofthepassage? A.Foodandourhealth BFoodandadditives C.Foodandcancer DFoodandculture 49AllofthefollowingstatementsaretrueEXCEPT_______. AFortypercentofcanceriscausedbyproblemsrelatedtofood. BResearchershaveknownaboutthepotentialdangeroffoodadditivesformanyyears C.Weeatsomeofthefoodadditivesdirectlyandsomeindirectly DDrugsarealwaysgiventoanimalsformedicinalpurposes 50.Whydofarmersgivedrugstotheiranimals? A.tospeedupthegrowthofanimals BTomaketheanimalsfatter Ctomaketheanimals’meatfittoeat DTomaketheanimals’meatrichinnutrients 51.Itcanbeinferredfromthepassagethat_________. Ascientisthavemadeallthefoodfittoeat Bonlyinrecentyearshavepeoplefoundthatthefoodisrelatedtoone’sillness Callkindsofcancerarerelatedtothediet Dsomeadditivesareharmfultoourhealth 52.Theword“this”inthesecondsentenceofparagraph2mostprobablyrefersto__________. Afarmer Bpenicillin Cbeefandpoultry Dthefactthatfarmersoftengivepenicillintoabeef
试题分类: 英语B级
练习次数:0次
试题分类: 英语B级
练习次数:0次
试题分类: 网络管理员
练习次数:0次
试题分类: MySQL数据库程序设计
练习次数:0次
扫一扫,手机做题