Forty years ago no one was concerned
about the health of the ocean, in spite of the fact that many fisheries were
being over-harvested, toxic wastes were being dumped in the sea, and developers
were beginning to seriously disrupt coastlines. In those days, the magnitude of
the problems was small, even though it was obvious that if the trends Continued
people would face severe economic and personal hardship in the future. People
just didn’t understand, nor did they care. Unfortunately many of our concerns
were realized, but the situation could have been much worse, had we, and others,
not taken action to inform people about the ocean and the need to protect
it. During our campaign to share the wonders of the sea and alert the public about the need to protect it, we have used every medium available--personal appearances, t A. our predecessors B. politicians C. computers D. young people [判断题]从业人员发现直接危及人身安全的紧急情况时,有权停止作业或者在采取可能的应急措施后撤离作业场所。
A.正确 B.错误 [单项选择]甲状腺功能减退伴发精神障碍时,需禁用何种药物()
A. 氟哌啶醇 B. 舒必利 C. 舒乐安定 D. 氯丙嗪 E. 奋乃静 [判断题]煤气管道应采取消除静电和防雷的措施。
A.正确 B.错误 [单选题]纯金属为了使之强化的方法应选择( )。
A.冷轧或冷拔 B.淬火加高温回火 C.低温退火 D.正火 [单项选择]增强型新股申购理财产品是以( )为主要申购对象的理财产品。
A. 新股、可转债、认股权证 B. 可转债、可分离债、认股权证 C. 新股、可转债、可分离债 D. 新股、可分离债、认股权证 [判断题]出口货物报检后,变更输入国家或地区,应重新办理报检手续。( )
[单项选择]学校卫生工作的主要任务不包括下面哪一点()
A. 监测学生健康状况 B. 对学生进行健康,培养学生良好的卫生习惯 C. 改善学校卫生环境和教学卫生条件 D. 加强对传染病,学生常见病的预防和治疗 E. 加强对教师的卫生知识培训和健康体检工作 [多项选择]成本中心的特点包括( )。
A. 成本中心只对责任成本进行考核和控制 B. 成本中心也要负担不可控成本 C. 成本中心只考评成本费用不考评收益 D. 成本中心只对可控成本承担责任 [判断题]Q/GDW11337—2014《输变电工程工程量清单计价规范》规定,电力造价员指取得电力工程造价专业资格证书,在多个单位注册从事电力工程造价活动的专业人员。
A.正确 B.错误 [单项选择]Rats that eat high levels of a natural sugar known as fructose (果糖) seem to age faster than other rats-and the same could be true for people who eat too much sweet (67) food, Israeli researchers said.
Fructose, found (68) in honey and fruit, is used widely in foods (69) from soft drinks to yogurt. But (70) its sweet taste is popular, the sugar could cause wrinkles and health problems, the researchers said. Dr. Moshe Werman and Boaz Levi of the Technion-Israel Institute of Technology (71) large amounts of fructose to laboratory rats. Writing in the Journal of Nutrition, they said the fructose-fed rats showed changes (72) the collagen (胶原质) of their skin and bones. Collagen, a fibrous protein found in connective tissue, bone and cartilage (软骨), basically holds the body together. The (73) of collagen is what causes sagging (松弛) and deep wrinkles in older people. The process affected, A. either B. never C. both D. all [判断题]生产、储存、使用、经营、运输危险化学品的单位的主要负责人对本单位的危险化学品安全管理工作全面负责。
A.正确 B.错误 [判断题] 电焊导线长度不宜大于50m。当需要加长导线时,应相应增加导线的截面。
* A.正确 B.错误 [单选题]梯子与地面的夹角应为()左右,作业人员应在距梯顶1m以下的梯蹬上作业。
A.30° B.45° C.60° D.90° [单选题]调车作业摘车时,必须停妥,按规定采取好( )措施,方可摘开车钩。
A.防溜 B.防护 C.防溜和防护 [简答题](238511)16V280柴油机冷却水系统水泵的有关技术要求是什么?(1.0分)
[单项选择]口腔颌面部感染最常见的致病菌是()
A. 革兰阳性菌 B. 革兰阴性菌 C. 需氧菌 D. 厌氧菌 E. 需氧菌和厌氧菌混合感染 [名词解释]信号转导
[单项选择]心绞痛发生的原因和诱因不包括()
A. 肥厚型心肌病 B. 主动脉瓣狭窄 C. 甲亢 D. 冠状动脉畸形 E. 二尖瓣狭窄 [单项选择]女性,23岁,诊断为肺结核,使用抗结核化疗,乙胺丁醇在使用中会出现哪种不良反应
A. 中毒性肝损伤 B. 胃肠道刺激 C. 球后视神经炎 D. 听力损害 E. 肾脏毒性作用 [单项选择]使用长春新碱后肿瘤细胞较多处于何期()
A. G期 B. M期前期 C. M期中期 D. M期后期 E. M期末期 [多选题]心肺复苏术操作是否正确,主要靠平时严格训练,掌握正确的方法。而在急救中判断复苏是否有效,可以根据以下()、出现自主呼吸几方面综合考虑。
A.瞳孔 B.面色(口唇 C.颈动脉搏动 D.神志 [判断题] 用不燃材料制成的构件为不燃烧体。( )
A.正确 B.错误 [单项选择]以下项目哪一个是梳篦式报价条件的评论方法().
A. 比较法 B. 印象法 C. 概括法 D. 编织法 [单项选择]乒乓球对应的METs值为()
A. 2.9 B. 5.5 C. 4.5 D. 7.0 E. 12.0 [判断题]低碳素钢、低合金结构钢焊接接头热影响区力学性能的变化对疲劳强度影响不大。()
[单项选择]What is the main subject of this talk
A. Physics laboratories. B. Test make-up. C. Class assignments. D. The class attendance policy. [单选题]高压供电源的电池组四周通常存在保护性构件,难以直接喷射到着火点时。应采用大量的( )充分冷却高压供电源电池组外部,以防止火势蔓延至相邻电池单元。
A..水 B. 干粉 C.泡沫 D.二氧化碳 [单项选择]张学良、杨虎城扣押蒋介石,发动西安事变的主要目的是()
A. 争夺国民党的领导权 B. 打回东北去 C. 逼蒋抗日 D. 投靠红军 [判断题]以不正当方式谋求本人或者其他人用公款出国(境)的,属于违反组织纪律的行为。
[单项选择]
男性,26岁,5天来鼻及牙龈出血,皮肤瘀斑,血红蛋白55g,白细胞10.0×109/L,血小板16×109/L。骨髓增生活跃,幼稚细胞占80%,胞浆有大小不等颗粒及成堆棒状小体,过氧化酶染色强阳性 本患者临床容易出现()。A. 巨脾 B. DIC C. 严重感染 D. 中枢神经系统受侵犯 E. 齿龈肿胀 我来回答: 提交
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