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配电室宜选择在()处.
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喷油器喷油压力过低,喷油雾化不良,燃烧不充分,降低了柴油机的(),且燃油沿缸壁流下会造成机油稀释,缸内产生积炭,加剧气缸磨耗;
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治疗湿浊蒙蔽,神志昏乱证,应选用的药物是()
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燃气压缩机按工作原理可分为:(一)()、(二)()。
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《西游记》中有个国王说过样这一段话:“当年佳节庆朱明,太岁凶妖发喊声。强夺御妻为压寨,寡人献出为苍生。更无会话并离话,那有长亭共短亭!表记香囊全没影,至今撇我苦伶仃!”请你判断以下哪一项有误。()
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以首席执行官为首的组织高级管理层及组织中不可替代的核心人员,包括()
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个体防护是一项被动的防尘措施。
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Passage " Arms and the clarion for the battle, but the song of thanksgiving to the victory! " answered the liberated David. " Friend, " he added, thrusting forth his lean, delicate hand forwards Hawkeye, in kindness, while his eyes twinkled and grew moist, "I thank thee the hairs of my head still grow where they were first rooted by Providence for, though those of other men may be more glossy and curling, I have ever found mine own well suited to the brain they shelter. That I did not join myself to the battle, was less owing to disinclination, than to the bonds of the heathen. Valiant and skilful hast thou proved thyself in the conflict, and I hereby thank thee, before proceeding to discharge other and more important duties, because thou hast proved thyself well worthy of a Christian s praise. Questions:This novel was written by the first American novelist. What is his name?
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在锅炉用水和冷却水中含有二氧化碳都有较大的危害。()
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No one enjoys () at.