brittle crack

基本解釋

The perforation performance is an important index of oil - layer casing representing the resistance to initial brittle crack growth.
射孔性能是油層套管很重要的一項指標(biāo)，它代表著油層套管抵抗裂紋脆性擴展的能力。
The results show that the fracture of ammonium perchlorate is essential to the growth of fracture and spalls behave in a brittle crack mode for a composite propellant.
結(jié)果表明，復(fù)合推進劑在動態(tài)壓縮條件下主要表現(xiàn)為固體顆粒高氯酸銨的破碎，即首先在固體顆粒中產(chǎn)生微裂紋，在動加載下呈脆性斷裂性質(zhì)；
The results show that the cracking of the tap valve is brittle crack, which is due to overheat to cause the formation of defects, such as coarse grains, Widmanstatten structure and porosity.
結(jié)果表明，水龍頭閥體開裂是由于存在過熱造成的晶粒粗大、魏氏組織、鑄造疏松等缺陷引起的脆性開裂。