| 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. Objective. B. Approving. C. Ironical. D. Enthusiastic. [简答题]传输系统E1接口速率为__________Mbit/s。
[单项选择]由于系统转换成功与否非常重要，所以（）和配套制度要在转换之前准备好，以各不时之需。
A. 转换时间点 B. 具体操作步骤 C. 转换工作执行计划 D. 技术应急方案 [判断题]集团公司所属各单位的公务用车不得对外出借，但为了创收，可以对外出租。
A.正确 B.错误 [单选题] 下列不属于应急医疗箱内物品的是:( )
A. 血压计 B. 腿部夹板 C. 听诊器 D. 硝酸甘油片 [单项选择]女性，40岁，误吞生青鱼胆2枚，3h后出现腹痛、呕吐、腹泻等症状，次日因少尿就诊，体检：血压20／12．1KPa（150／90mmHg），Cr600μmol／L。提示：治疗8d后，尿量每日达1500ml，血Cr仍400μmol／L。提问：此时治疗应为何种最好（）
A. 继续透析治疗 B. 给予肾病用氨基酸 C. 增加补液量 D. 使用抗生素 E. 限制蛋白摄入量 F. 停止透析治疗 [判断题]地装置流过工频电流时的电阻值称为工频接地电阻。（ 通密度的单位名称）
A.正确 B.错误 [单项选择]下列哪种肿瘤不是来源于卵巢体腔上皮
A. 透明细胞瘤 B. 浆液性囊腺瘤 C. 卵巢内膜样肿瘤 D. 黏液性囊腺瘤 E. 卵泡膜细胞瘤 [判断题]低温或高温环境下的高处作业,应采取保暖或防暑降温措施,作业时间不宜超过两个小时。
A.正确 B.错误 [单项选择]燃烧的能量特征是标志火药做功能力的参量，一般是指______kg火药燃烧时气体产物所做的功。
A. 1 B. 5 C. 10 D. 15 [判断题]违章作业和错误操作是导致触电事故最常见的原因。
A.正确 B.错误 我来回答: 提交
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