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透声性能判定时,验收区域以车轴端面中心至1/4半径范围以内区域,区域边界以探头中心为准。
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供应商委托一家运输商负责运输,把货物送到买方手中属于()。
A.供应商外包
B.托运
C.外包
D.自提
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电影《集结号》中,谷子地在解放战争胜利后又加入了抗美援朝。一次随连长赵二斗执行任务时,赵二斗不慎踩到了法国制造的(),又撞上美军路过盘问。重重危机之下,谷子地凭借一个老兵的经验与沉着,机智瞒过美军,帮助赵二斗化险为夷。
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选词填空。请从如下词汇中选词填空。 A) appealing B) average C) contributing D) dramatic E) frequently F) impact G) line H) maintain I) melted J) persist K) ranging L) recently M) resolved N) sensible O) shock 答案填写选项字母。 Global warming is a trend toward warmer conditions around the world. Part of the warming is natural; we have experienced a 20, 000- year- long warming as the last ice age ended and the ice 1____ away. However, we have already reached temperatures that are in 2 ____ with other minimum- ice periods, so continued warming is likely not natural. We are 3____ to a predicted worldwide increase in temperatures 4____ between 1 °C and 6 °C over the next 100 years. The warming will be more 5____ in some areas, less in oth ers, and some places may even cool off. Likewise, the 6____ of this warming will be very different depending on where you are— coastal areas must worry about rising sea levels, while Siberia and northern Canada may become more habitable (宜 居 的) and 7____ for humans than these areas are now. The fact remains, however, that it will likely get warmer, on 8____, everywhere. Scientists are in general agreement that the warmer conditions we have been experiencing are at least in part the result of a human- induced global warming trend. Some scientists 9____ that the changes we are seeing fall within the range of random (无 规律 的) variation— some years are cold, others warm, and we have just had an unremarkable string of warm years 10 ____ —but that is becoming an increasingly rare interpretation in the face of continued and increasing warm conditions.
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女孩,5岁,咳嗽、胸痛、高热入院,右肺可闻湿啰音,痰培养有金黄色葡萄球菌生长,抗感染治疗后症状缓解,4天后体温又升至39℃,且右胸痛,右胸呼吸运动减弱,呼吸音减低,X线示右胸下部大片致密影,伴宽大液平,化验白细胞:18000/mm3,最有效的治疗措施是()
A . 纤支镜检查,排除支气管新生物
B . 左侧卧、头低脚高体位排痰
C . 右侧胸腔闭式引流
D . 再次痰培养,选择敏感抗生素
E . 加大抗生素用量
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在RLC组成的串联电路中,当电路发生串联谐振时,电路两端呈()。
A.电阻性
B.容性
C.感性
D.电抗性
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1.目的:练习多品种保本点的计算。 2.资料:某企业计划年度产销A、B、C三种产品,其有关资料如下: 产品名称 A产品 B产品 C产品 合计 产销量 100件 160件 120件 单价 300元 400元 550元 单位变动成本 180元 220元 357.5元 固定成本总额 31950 3.要求:
A.目的:练习多品种保本点的计算。B.资料:某企业计划年度产销A、B、C三种产品,其有关资料如下:C.5元
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体现了教师以教材为依据,结合学生实际,编制纸质教案或电子教案,进行教学策略的拟定实施,优化教学方法,采取多样化的方式对教材内容进行组织、加工、处理的教学设计技能是()
A.教师制定教学目标的技能B.分析处理教材内容的技能C.选定教学方法和教学媒体的技能D.实施教学评价的技能
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以犯罪实行行为是否终了为标准,可以把犯罪未遂划分为 。
A.能犯未遂
B.实行终了的未遂
C.不能犯未遂
D.未实行终了的未遂
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EPROM芯片2764在寻址时需要()根地址线
A.9
B.10
C.12
D.13
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绝缘电阻测量,泄露电流测量,介质损耗角正切测量,油中气体含量检测均属于破坏性试验。
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