轻度轻尾分布
lightly light-tailed distribution
催化裂解轻油
catalytic cracking light oil
大跨度轻钢结构
large-span light gauge steel structure
高强度轻质耐火浇注料
high strength light pourable refractory
高强度轻质耐火料整体浇铸
high intensity and light fireproof material whole casting
冠状动脉轻度狭窄
Mild stenosis of coronary artery