weight strength ratio

With nicer specific stiffness, specific strength and higher heat resistance, titanium alloy is the key material for high performance aero-engine to reduce weight and improve thrust-to-weight ratio. Thus it is widely used in fan, compressor and other components of modern aero-engines.

钛合金具有良好的比刚度、比强度以及较高的耐热性能，是高性能发动机减轻结构重量、提高推重比不可或缺的关键材料，因而在现代航空发动机风扇、压气机及其它构件中得到了广泛应用[1-3]。

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Honeycomb sandwich steel panel has light weight , high strength-to-weight ratio, good shock-absorbing and impact endurance.

钢质蜂窝夹芯板具有质轻 、 比强度高 、 减震、耐冲击和节省材料等优点,是一种具有良好发展前途的夹芯板.

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As excellent light-weight structural materials, Mg alloys have been widely applied in the aerospace, transports and electronics mainly due to their low densities and highest strength-to-weight ratio.

作为优质的轻质结构材料，镁合金密度低、比强度高，在航空航天、运输工具、电子器材等方面得到了广泛运用。

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B high strength and also high strength to weight ratio, good c orrosion resistance.

高强度和高强度重量比，好的

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The result shows that after exercise, the body weight, BMI, waist hip ratio, systolic pressure and heart rate at rest of high risk group of diabetes significantly decrease, while vital capacity, grip strength and seating body anteflexion increases remarkably.

结果，糖尿病高危患者锻炼后，体重、体重指数（BMI）、腰臀比、收缩压和静态心率均显著减少（P<0.05），肺活量、握力、座位体前屈显著增加（P<0.05）；

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