底部结构 meaning in English
bottom structure
polycrystalline substance
Examples
- According to the calculation , the strength of bottom structure is complying with the requirement of launching as this area designed reasonable
74500吨散货船由于艏部区域底部结构设计合理，满足下水时的强度要求。 - Secondly , for 74500dwt bulk carrier , the strength calculation and analysis of bottom structure in forward area , which bear big act force during ship launching , are carried out
其次，对船在下水过程中承受很大支反力的艏部区域底部结构进行了强度分析计算。 - The proposed optimized scheme can meet the requirement of safety degree . moreover , the synthetically mechanics performance is also better than that of standard one
建议采用的优化方案在隧道底部结构安全度满足要求，并且综合力学性能也强于标准图方案。 - For example , the base structure of tunnel has been regarded and the resilience of the base is improved for satisfying some particular conditions ( such as high velocity ) abroad
具体表现在：国外隧道重视底部结构，并在一定条件下(如高速)增加基底回填的弹性。 - Application of caving mining technology with bottom under condition of flat dipping mid - thick body and unstable rock caused the most of trench and bottom drift , located in abutment , to be destroyed and low recovery in south area , xishimen iron mine
摘要在缓倾斜中厚矿体底板岩性不稳固的条件下，采用有底柱崩落法，由于电耙道大多处于空区边部应力集中的部位，致使堑沟及底部结构巷道破坏严重而使回收率极低，采用无底柱崩落卸压则可有效解决上述难题。