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钢材的冲击韧性和哪些因素有关？
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钢材的冲击韧性和哪些因素有关？
时间：2021-12-29 13:12
关键词：
第二章钢结构的材料
机械工程
大学试题
工学
答案解析
<p> 钢材的冲击韧性与①钢材质量、②试件缺口状况、③加载速度、④温度、⑤钢材厚度有关。其中温度越低、钢材厚度越大，其冲击韧性越差。</p>
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钢材的冲击韧性和哪些因素有关？
CASE OF DEATH OR SERIOUS INJURY TO A PERSON IN AN ACCIDENT OR SHIPPING DISASTER is（）.
Mainly east 3 or 4 partly cloudy to overcast occasional rain（）slowly south moderate or good.
下列哪些因素会影响钢材的冲击韧性（）。
（）any case or suspected case of quarantinable disease，or any case of eruptive disease or any death be discovered，the local quarantine officer must be notified immediately．
Should any case or suspected case of quarantinable disease，or any case of eruptive disease or any death be discovered，the local Quarantine Officer must be（）immediately.
Damage to cargo caused by fumes or vapor from liquids,gases, or solids is known as（）.
Masters are（）solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
If he is a common carrier，he is absolutely responsible to the owner of the goods carried （）any loss or damage to them unless caused by an Act of God or the Queen’s enemies，or the inherent vice in the goods themselves，or the negligence of the owner of the goods，or a general average sacrifice.
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