例句與造句

1. A computational model of fuzzy reliability aimed at the solution of engineering problems with random stress - fuzzy strength was presented
   摘要對(duì)具有模糊性的各種系統(tǒng)和問(wèn)題，用常規(guī)可靠性理論和方法對(duì)其進(jìn)行描述非常困難，甚至是不可能的。
2. At last , an approximate method for evaluate fatigue life of structures under repeat random stress block is presented through a lot of calculation examples
   進(jìn)一步分析了隨機(jī)應(yīng)力循環(huán)下結(jié)構(gòu)的疲勞損傷，導(dǎo)出損傷演化的遞推公式，并結(jié)合大量的計(jì)算給出結(jié)構(gòu)在應(yīng)力塊重復(fù)循環(huán)下疲勞壽命估算的一個(gè)近似方法。
3. It's difficult to find random stress in a sentence. 用random stress造句挺難的