1·Inclusion is harmful to impact toughness.
钢中夹杂物对冲击韧性不利。
2·We research and manufacture impact toughness cement additive.
研制出了抗冲击韧性水泥外加剂。
3·The impact toughness decreased with decreasing the cooling speed of quench and temper.
结果表明：随着淬火和回火冷却速率的减慢，材料的冲击韧度下降；
4·Through heat treatment, material hardness and strength increase, but impact toughness decreases.
热处理后，材料的硬度和强度均有提高，但冲击韧度下降。
5·The CTOD toughness can be used as the basis to amend the conventional impact toughness criterion.
CTOD性能可作为修订常规冲击韧性标准的依据。
6·The effect of hot deformation amount on impact toughness for Vanadium white cast iron was studied.
研究了热变形量对钒白口铸铁冲击韧性的影响。
7·As cast martensite high chromium white cast iron has good wear resistance and high impact toughness.
马氏体铸态高铬铸铁具有良好的抗磨、耐蚀和强韧性。
8·The results indicate that impact toughness of alloy will descend with ageing Treatment temperature increasing.
结果表明，随着时效温度的升高，冲击韧性呈下降趋势。
9·The scratch strength tester has been improved in the paper, which can measure the impact toughness and has two uses.
对刮痕强度试验机进行适当的改进，就可测量芯砂的冲击韧性，并使一机两用。
10·The investigation on CBN crystals' properties indicated that the obtained CBN crystals are of high impact toughness.
对所得立方氮化硼单晶体的性能考察表明：这种立方氮化硼晶体具有较高的冲击韧性。