concrete average strength 混凝土平均强度
average bond strength 平均黏结强度
average tensile strength 平均抗拉强度
average bending strength 平均抗弯强度
average fracture strength 平均断裂强度
average compressive strength 平均抗压强度
average fluorescent strength 平均荧光强度
Last year, he and colleague Matt Penn pointed out that the average strength of sunspot magnetic fields has been sliding dramatically since 1995.
去年，他和同事Matt Penn指出，太阳黑子磁场的平均强度从1995年起，已经急剧下滑。
What we found were many swimmers with exceptional strength and endurance who were only average performers, and a few individuals with average strength and endurance who were outstanding swimmers.
我们发现，很多有着超强力量和耐力的游泳选手成绩平平，一些力量和耐力并不突出的人却成为了优秀的游泳选手。
A pilot of average strength can exert a muscle force of perhaps 100 pounds.
一个飞行员的平均力量可以施加大约100磅的肌肉力量。
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