最大限度地减少总重量和总体积，这对于某些系统来说，是关系到能否实用，实际上也就是能否存在下去的重要问题。

The utmost reduction in overall weight and volume is essential to the usefulness and, in fact, existence of certain types of systems.

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结果表明：糖尿病大鼠肾脏重量和肾小球总体积分别比对照动物增加38%和64%。

The results showed that 5 weeks after the induction of diabetes, the kidney weight and the total glomerular volume increased by 38% and 64%. respectively.

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