例句與造句

1. Probabilistic fracture mechanics
   概率斷裂力學
2. It is an effective and new method to evaluate the structural fatigue reliability by probabilistic fracture mechanics approach ( pfma )
   這是應用于結構疲勞安全性評估中的一種科學合理的新方法。
3. The theory of probabilistic fracture mechanics is presented . then the general rule and influential factors of cracks propagation occurred in fatigue failure are discussed
   介紹了概率斷裂力學的理論基礎，及疲勞破壞過程中裂紋擴展的一般規(guī)律，以及影響疲勞裂紋擴展的因素。
4. Finally , applying probabilistic fracture mechanics approach ( pfma ) , the reliability analysis is carried out for helicopter metal material ( aluminum alloy ) structure having initial cracks
   最后，應用概率斷裂力學方法( pfma ) ，對含初始裂紋體的直升機金屬材料(鋁合金)構件的疲勞裂紋擴展壽命進行可靠性分析。
5. However , the fatigue of structure is such a complicated phenomenon affected by many uncertainties that it is necessary to analyze the structural fatigue from the point of probability and statistics . probabilistic fracture mechanics is a branch of fracture mechanics , so the various parameters affecting the fatigue propagationg a re considered as randomized
   作為斷裂力學的一個新的分支，概率斷裂力學從概率和統(tǒng)計的角度對結構進行疲勞可靠性分析，充分考慮了疲勞破壞過程中出現(xiàn)的不確定因素，將影響疲勞裂紋擴展速率的各參數(shù)看作是服從某一種概率分布的隨機變量。
6. It's difficult to find probabilistic fracture mechanics in a sentence. 用probabilistic fracture mechanics造句挺難的