以柠檬酸、乳酸及金属盐为原料，采用有机凝胶法制备了微细金属镍纤维、氧化镁纤维和氧化铝纤维。
Metallic nickel and ceramic alumina, magnesia fibres were prepared respectively by the organic-gel method from the raw materials of citric or lactic acid and the their metal salts.
同时还探讨了添加金属铝粉、有机发泡剂偶氮酰胺、乳酸铝及有机纤维的作用机理。
The mechanism of improvement of explosion resistance with addition of aluminum powder, organic foaming a-gent azodiformamide, aluminum lactate and organic f…
结论：聚d, L乳酸小夹板、螺钉同金属钛小夹板、螺钉内固定一样，对颧弓骨折具有良好的骨内固定效果，对骨折愈合过程无任何不良影响，其显著优点是无需二次手术取出。
Conclusion: the good fixation effect of PDLLA mini plates and screws was as same as that of the titanium mini plates and screws without the need of secondary operation.
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