Poly ( lactic acid ) ( pla ) used widely as a tissue engineering material has excellent physical and mechanical properties and good biodegradability . however , its cytocompatibility is n ' t satisfied for many applications 聚乳酸作为应用广泛的组织工程材料具有优良的物理机械性能和良好的生物可降解性,但其生物相容性还有待进一步改善。
The company is a global designer , manufacturer and marketer of industrial products , contains five major business divisions aerospace , controls , engineered materials , merchandizing systems and fluid handling 是全球性工业产品的设计师,生产商和供应商,产品主要分为五类,航空,航天及电子,控制解决方案,工程材料,自动售货机系统和流体处理。
In particular , the mechanical properties of these structures have long fascinated , and frequently exceed all expectation for such a traditionally poor engineering material as calcium carbonate 碳酸钙作为一种非常重要的无机材料,在工程上具有广泛的应用。但碳酸钙作为生物材料,其各项性能尤其是力学性能直到最近才引起了各学科的广泛研究。
Aluminum based metal matrix composite ( al mmcs ) materials with sic particle reinforced as excellent capability engineering materials have high strength , good wear resistance , excellent elevated temperature , high stiffness 碳化硅颗粒增强铝基复合材料作为性能优良的新一代工程结构材料,具有高比强度、比模量、耐高温、耐腐蚀等一系列的优点。
Composites are versatile engineered materials composed of two or more constituent materials which , when combined , lead to improved properties over the individual components while remaining separate on a macroscopic level 复合材料是多才多艺的工程材料组成的两个或两个以上的组成材料,结合起来,带头改进性能超过了个别部件,而其余分别就宏观层次。