低钙铝酸盐水泥
Low-lime aluminate cement
低硅低碳
Low Silicon and Low Carbon
低硅低温铁水
Low Silicon Hot Metal at Low Temperature
低铝硅钡钙合金
Low alumimum-silicon-barium-caleinm alloy
低铝硅比生料
Low alumina-silicon ratio
低铝硅铁
low aluminum ferrosilicon
低碳低硅铝镇静钢
low carbon low silicon Al-killed steel
低质低效
low quality and low effect
专用低压电器
special low voltageelectrical apparatus
钙硅质胶磷矿
calcium-silicon phosphate rock
钙铝硅合金
calcium-aluminium-silicon alloy