Objective: to evaluate the value of three-hole method in laparoscopic cholecystectomy.
目的：探讨三孔法腹腔镜胆囊切除术的应用条件及价值。
The small blind hole method is used for the measurement of residual stress inside T joint.
采用盲孔法测定了丁字焊缝的残余应力。
An S-wave arrival time detection method for wave velocity measurement in single-hole method is presented in this paper.
本文系统论述了单孔法剪切波速测量信号处理中的一种到时差识别方法。
Objective:To explore the effects of out-cavity single-slip-knot technique in non-titanium clip two-hole method laparoscopic cholecystectomy(LC).
目的：探讨腔外单滑结技术在无钛夹二孔法腹腔镜胆囊切除术（LC）中的效果。
Based on the blind-hole method, series of experiments are carried out to analyze the effect of alternate loading to the redistribution of residual stress.
本文基于小孔释放法测量残余应力的方法，通过实验研究了交变载荷对焊接残余应力场产生的影响。
On the basis of finite element analysis, 5 concrete columns were made to carry on the experimental study about the measurement of working stress of concrete by the ring-hole method.
本文是在有限元模拟分析基础上，制作5根混凝土柱，进行环孔法测试混凝土工作应力的试验研究。
On the basis of finite element analysis, 5 concrete columns were made to carry on the experimental study about the measurement of working stress of concrete by the ring-hole method.
本文是在有限元模拟分析基础上，制作5根混凝土柱，进行环孔法测试混凝土工作应力的试验研究。
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