Due to the optimum weight-strength ratio and corrosion resistance, as well as easy replacement, the FRP profiles are used for bridge-deck.

因为拉挤 玻璃钢 型 材具有最佳的重量-强度比和耐腐蚀性能，而且更换容易，经常被使用作为桥梁的路面盖板。

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Anaerobic exercise (weight or strength training) helps form bone density and builds muscle that more efficiently burns calories.

FORBES: How To Stay Healthy

Because of their light weight, strength and high melting point, ceramics are now incorporated into such military items as helicopter armor and parts in rocket guidance systems.

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My version of your weight to strength is how many calories can I burn in a given 10, 20, or 30 minute time period on my exercise machines.

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