perforation design 中文意思是什麼
perforation design
解釋
射孔設計- perforation : 冰穴礫阜
- design : vt 1 計劃，企圖，立意要…。2 指定，預定；留給，留著。3 設計，草擬，擬定，籌劃；起草，畫草圖，打（...
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Mechanics of structural design of epw : the penetration perforation theory and the analysis on the cartridge of projectile
穿甲理論和彈體壁厚分析 -
As we all new, mud filtrate invasion depth and pollution degree are two important parameters in the optimum perforation design. high frequency isoparametric induction logging is able to quantitatively determine the two parameters
眾所周知，泥漿侵入深度和污染程度是優化射孔設計中的2個重要參數，高頻等參數感應測井資料可以定量確定這2個參數。 -
The existence of perforation affects buckling characteristic and load capacity of members and makes the design formula different with that of non - perforated members
孔的存在導致薄膜應力的重新分佈，影響構件的屈曲特性和承載能力，使得無孔構件的分析與設計公式不再適用於開孔構件，因此有必要研究開孔構件。 -
According to the perforated depth request, types of perforation gun, petrol shaped charges and other special perforation techniques can be determined so to provide resources for perforation design
根據地層條件下射孔深度要求，可以確定射孔槍型和彈型及其它特殊射孔工藝，從而為射孔方案的確定提供依據。
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