您要查找的是不是：
- 粉末NRpowdered NR
- 炭黑填充型粉末NRcarbon black filled NR
- 超细碳酸钙填充型粉末NR的研究A Study of the Ultra-fine Calcium Carbonate-filled Powdered NR
- 他将一支粉笔压成粉末。He crushed a piece of chalk to powder.
- 粉末都沉淀到杯底了。The powder settled to the bottom of the cup.
- NRnatural rubber (NR)
- NR值noise rating number; NRN
- 使泥土成粉末to dust the soil
- NR码NR code
- 粉末轧制powder rolling
- Nr-3Nr-3
- 卵石被敲成粉末。The pebbles were beaten to a fine dust.
- NR曲线noise rating curve; NR curve
- 粉末冶金成形compacting process in powder metallurgy
- NR活性NR activity
- 粉末冶金烧结powder metallurgy sintering
- NR乳液NR latex
- 薄片状粉末leafy powder
- NR方法NR-Method
- 将药物同稀释剂研磨成粉末triturate a drug with a diluent
