It shows the axial tension initial cracking strength of concrete increases with the increasing of steel fiber volume ratio and enhancing of concrete strength grade separately.
结果表明：混凝土轴拉初裂强度分别随钢纤维体积率的增大和混凝土强度等级的提高而增大。
2
Ethanol's higher octane rating (around 96 compared with 91 for premium grade petrol) allows them to have a higher compression ratio-and thereby deliver more power as a result.
Our present study showed a significant association between low-grade urinary albumin-to-creatinine ratio (ACR) and elevated carotid intima-media thickness (CIMT) in type 2 diabetic patients.