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- alternate substitute material 代用材料
- The success of dental implant depend on the using of bone substitute material and biomembrane in great extent. 种植义齿的成功很大程度上倚赖骨替代材料和生物膜的应用，材料学的发展使骨替代材料的各方面性能更加优越。
- The high aluminum zinc based alloy ZA27 is a good substitute material for highstrength anti-friction copper alloys and aluminum alloys. 高铝锌基合金是近年来在耐磨行业应用日益广泛的一类新型合金。
- The synthesis of 1,5-naphthalene diisocyanate (NDI) from 1,5-naphthalenediamine (NDA) and bis(trichloromethyl) carbonate (BTC) as the phosgene substitute material was studied. 用二(三氯甲基)碳酸酯(BTC)代替光气与1,5萘二胺(NDA)反应合成了1,5萘二异氰酸酯(NDI)。
- As the material 35 steel of the nut used for fastening U-shaped bolt is rother difficult to machine, so the substitute material Y 35TiS steel is developed. 紧固U形螺栓的螺母材料35钢较难加工,故研制了替代产品Y35Tis钢。
- Wealth did not buy us happiness or contentment./ You can’t substitute material things for love or for gentleness or for tenderness or for a sense of comradeship. （我们知道即使金钱及物质生活丰足，心灵仍可以空虚得很，但我们却汲汲追求，甚至赔上健康、良知及感情，值得吗？）
- The answer might be, “We had to substitute materials for these samples as the production samples have a large order minimum for this kind of material. 工厂的回答可能是“因为买这种材料的最小定货量太大了，所以我们不得不采用替代材料来作样品。
- substitute materials; alternate material; ersatz materials 代用材料
- Research direction is about bone graft substitute materials and spinal cord injury. 目前正承担一项组织工程方面的国家自然科学基金课题。
- It may give CaP ceramics high mechanical performance and high activity simultaneously and is of great importance for bone substitute materials preparing. 从而使合成的粉末更接近天然骨的组成，四川大学博士学位论文有利于提高多孔钙磷陶瓷材料的生物活性。
- Two main production methods for gold wire and their technical characteristics aro stressed. The research situation of substitute materials for gold wire is also introduced. 着重介绍两种主要的生产方法和技术特点;讨论金丝代用材料的研制情况.
- Meetings are held on alternate Thursdays. 每隔一个星期的星期四举行一次会议。
- We have learned that strict control of beryllium use in the workplace can reduce health risk, but that the best choice is to select safer substitute materials. 我们学会了，在工作空间严格控制铍的使用，就能减少对健康的危害，但是最好的选择是选择更安全的替代金属。
- Since its mechanical property is great brittleness, small toughtness, the poly-D, L-dilactide was restricted in some application in medical substitute materials. 由于D，L-丙交酯的力学性能表现为脆性大，韧性小，因而限制了它在某些医用替代材料方面的应用。
- The material is flawed throughout. 这种材料到处是裂缝。
- Good harvests alternate with bad. 好收成与坏收成交替更迭。
- They saw each other on alternate Sundays. 他们每隔一个星期天相会一次。
- We alternate in doing the housework. 我们轮流做家务。
- He insists the condition to use the best material. 他坚持以使用最好的材料为条件。
- That material surpasses all others in fineness. 那种材料精良超过其他所有材料。
