When Mike Kelly first set out to build
his own private space-ferry service, he figures his bread-and-butter business
would be lofting satellite into high earth orbit. Now he thinks he may have
figured wrong. "People were always asking me when they could go," says Kelly,
who runs Kelly Space Technology, "I realized the real market is in space
tourism." According to preliminary market surveys, there are 10,000 would-be space tourists willing to spend $1 million each to visit the final frontier. Space Adventures in Arlington have taken more than 130 deposits for a two-hour, $98,000 space tour tentatively set to occur by 2005. This may sound great, but there are a few hurdles. Putting a simple satellite into orbit--with no oxygen, life support or return trip necessary— already costs an astronomical $2,200/kg. And that doesn’ A. The biggest hurdle for the space-tourism project is lack of a life supporting system. B. The entrepreneurs trying to explore the space-tourism have plenty of money. C. The government has little interests in this project. D. The first passenger countdowns are within a few years. [多选题]( )就医乘车证由职工所在单位劳资部门审核,主要单位领导审批后填发,就医结束病历附页复印件置乘车证填发处存档。
A.一次性往返 B.临时定期 C.定期 D.全年定期 [多选题]装拆接地线,以下做法正确的是( )。
A.A.装设接地线应先接接地端,后接导体端,接地线应接触良好,连接应可靠 B.B.装设接地线应先接导体端,后接接地端,接地线应接触良好,连接应可靠 绝缘手套 C.C.装、拆接地线导体端均应使用绝缘棒和戴绝缘手套 D.D.人体不得碰触接地线或未接地的导线,以防止触电 [单选题]TADS预警信息包括单次预警信息和联网预警信息;单次预警等级根据( )的严重程度由重到轻顺序分为一级、二级、三级。
A.轴承故障 B.轮对故障 C.车轮故障 D.车轴故障 [多项选择]下列属于我国《禁止进口货物目录》内的商品有 ______ 。
A. 旧服装 B. 虎骨 C. 旧机电产品 D. 城市垃圾 [判断题]离心泵串联后,其扬程不变。 ( )
A.正确 B.错误 [判断题]( )跨区间无缝线路、区间无缝线路按单元轨节等距离设置位移观测桩,且桩间距离不宜大于50m。
A.正确 B.错误 [多项选择]评价机构在收到电力行业供应商申报材料后10个工作日内做出书面回复,回复内容包括是否()、()是否完整及需要()的清单。
A. 受理申报 B. 申报材料 C. 补充资料 D. 提交资料 [多选题]悬空作业应有牢靠的立足处,并必须视具体情况配置( )或其他安全设施。
A.立网 B.栏杆 C.防护栏网 D.安全警告标 E.安全钢丝绳 [判断题]灵性不等于宗教,灵性不同于心理 ( ).
A.正确 B.错误 [多选题]对()的多条低压配电线路或设备上工作,可使用一张低压工作票。
A.同一个工作日 B.相同安全措施 C.相同技术措施 D.不同工作日 [判断题]有限空间作业负责人应接受监护人在作业前的安全交底和危险点告知。
A.正确 B.错误 [单选题]用乳液聚合法生产丁苯橡胶时,可选用的引发剂是()
A.AIBN B.BPO C.K2S2O8 D.H2O2 [多选题]贷款五级分类中“不良贷款”是指( )。
A.损失 B.关注 C.次级 D.可疑 我来回答: 提交
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