The invention relates to an A60 level airtight fire door which is particularly used for a bulkhead which has an A level cutting requirement, satisfies a fire-protection level of A60 and belongs to the technical field of ship outfitting. The A60 level airtight fire door comprises a door frame...
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下列作品中哪部作品的作曲者是法国作曲家柏辽兹?当运钞车在营业点交接款箱遭到犯罪分子袭击时，押运员必须相互配合，立即还击，阻止歹徒靠近汽车。营业场所内的人员应立即（），驾驶员要马上驾车驶离现场至安全地段并及时报告。运钞车无法开走，司机应将车钥匙拔下，锁闭车厢。
Based on the sub-model method of Ansys,the paper builds a bracket parameterized model which was welded at the joint of the main truss between bulkhead beam... ZX Shi - 《Ship Science & Technology》 被引量: 6发表: 2014年 Structural Analysis of GFRP Truss Bridge Model - ScienceDirect Experi...
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The utility model relates to an A60-class airtight fireproof door, in particular to an A60-class airtight fireproof door for a bulkhead with requirements for A-class cutting, which meets fire rating A60 and belongs to the technical field of ship outfitting. The A60-class airtight fireproof ...