[法] 母系
1. 物质线：material flow 物质流 | material line 物质线 | material nonlinearity 材料非线性
2. 进料管：Material pressure regulator 胶料压力调节器 | Material line 进料管 | Barrel pump 胶泵
3. 质线：material isotropy 材料等向性 | material line 质线 | material stiffness matrix 材料劲度矩阵
4. 实质线：实质蕴涵 material implication | 实质线 material line | 实质点 material point
1. The pair are searching for the next'Lucky Stars'to be featured in their forthcoming Material Girl clothing line advertising campaign.
2. The newsprint line which uses 100 per cent recycled fiber as raw material will start production in summer 2005.
3. The modest price cut was in line with a decline in spot prices of the steelmaking raw material.
4. The bins are overturned and piles of litter line the street, waiting for someone to sift through them searching for plastic bottles and other recyclable material.
5. LA Triumph is also asking for damages of an unspecified amounts and the profits Madonna's Material Girl line has made.