notch bar

基本解釋

Great difference, however, occurs with root radius R at notch varying when tested in 1 bar hydrogen.
而在氫氣中試驗(yàn)，則發(fā)現(xiàn)缺口根部半徑R的變化對材料斷裂強(qiáng)度影響極大；
Host-based authentication is generally a quick and dirty way to raise the bar a notch, but is close to useless.
基于主機(jī)的認(rèn)證通常是設(shè)置防護(hù)的快速和直接的方法，但它接近于無效。
Split Hopkinson Pressure Bar(SHPB) with a wedge and its holder appended to the end of the incident bar was used to exert dynamic split force at the edge notch of the specimen.
利用分離式霍普金森壓桿（SHPB）可以進(jìn)行混凝土類材料高應(yīng)變率下的劈裂實(shí)驗(yàn)，目前公認(rèn)的方法是通過透射波信號得到劈裂強(qiáng)度和相應(yīng)的平均應(yīng)變率。