为什么不同规格的电池都是1.5伏？那为什么1号2号7号等等做不同大小阿？讲得浅显些，谢谢！
5\u53f7\u7535\u6c60\u548c7\u53f7\u7535\u6c60\u7684\u533a\u522b\uff1f\u96be\u5ea6\u4ec5\u4ec5\u662f\u4f53\u79ef\u5927\u5c0f\u5417\uff1f\u4e3a\u4ec0\u4e48\u4e0d\u7edf\u4e00\u6807\u51c6\u5462?\u5e94\u8be5\u8fd8\u6709\u5176\u4ed6\u6280\u672f\u6807\u51c6\u4e0d\u540c\u5427\u5148\u56de\u7b54\u4e8c\u8005\u7684\u533a\u522b\uff0c\u533a\u522b\u4e3b\u8981\u5728\u4ee5\u4e0b\u51e0\u70b9\uff1a
\u533a\u522b\u4e00\uff1a\u4f53\u79ef\u4e0d\u4e00\u6837\u3002
5\u53f7\u7535\u6c60\u76f4\u5f84\u4e3a14mm\uff0c\u9ad8\u5ea6\u4e00\u822c\u4e3a49.2mm\uff1b
7\u53f7\u7535\u6c60\u7684\u76f4\u5f84\u4e3a10.1mm\uff0c\u9ad8\u5ea6\u4e00\u822c\u4e3a43.5mm\u3002
\u533a\u522b\u4e8c\uff1a\u5185\u8d2e\u7535\u91cf\u4e0d\u4e00\u6837\u3002
5\u53f7\u7535\u6c60\u4e00\u822c\u90fd\u662f1600\u6beb\u5b89\u5c0f\u65f6\u4ee5\u4e0a\uff1b
7\u53f7\u7535\u6c60\u4e00\u822c\u4e0d\u8d85\u8fc7900\u6beb\u5b89\u5c0f\u65f6 \u3002
\u533a\u522b\u4e09\uff1a\u5916\u89c2\u6807\u8bc6\u6709\u5dee\u5f02\u3002
5\u53f7\u7535\u6c60\u8868\u9762\u6807\u8bc6AA\u7b26\u53f7\uff1b
7\u53f7\u7535\u6c60\u8868\u9762\u6807\u8bc6\u6709AAA\u7b26\u53f7\u3002
\u6240\u4ee5\u8bf4\uff0c7\u53f7\u7535\u6c60\u548c5\u53f7\u7535\u6c60\u4e0d\u4ec5\u4ec5\u662f\u4f53\u79ef\u4e0d\u4e00\u6837\uff0c\u4e5f\u5c31\u662f\u56e0\u4e3a\u4f53\u79ef\u4e0d\u4e00\u6837\uff0c\u6240\u4ee5\u9020\u6210\u4e86\u7535\u6c60\u8089\u8d2e\u7684\u7535\u91cf\u4e0d\u4e00\u6837\uff0c\u540c\u65f6\u5916\u89c2\u6807\u8bc6\u4e5f\u662f\u6709\u533a\u522b\u7684\u3002
\u5173\u4e8e5\u53f7\u7535\u6c60\u548c7\u53f7\u7535\u6c60\u7edf\u4e00\u6807\u51c6\uff0c\u90a3\u662f\u56e0\u4e3a\u7535\u6c60\u4f7f\u7528\u7684\u573a\u666f\u4e0d\u540c\u3002
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\u9700\u8981\u5927\u7535\u6d41\u7684\u5143\u4ef6\u7528\u4e86\u5c0f\u7535\u538b\u7684\u7535\u6c60\uff0c\u4e0d\u80fd\u6b63\u5e38\u5de5\u4f5c\uff0c\u6240\u4ee5\u7535\u6c60\u7684\u5e94\u7528\u4e5f\u4e0d\u540c\u3002
\u6bd4\u5982\u73a9\u5177\u3001\u6536\u97f3\u673a\u8fd9\u7c7b\u8017\u7535\u91cf\u5927\u3001\u4f53\u79ef\u4e5f\u5927\u7684\uff0c\u5c31\u9700\u89815\u53f7\u7535\u6c60\uff0c\u8fd9\u6837\u4f1a\u66f4\u8010\u7528\uff1b\u800c\u9065\u63a7\u5668\u8fd9\u7c7b\u7528\u7535\u91cf\u66f4\u5c0f\uff0c\u4f53\u79ef\u63a7\u5236\u53ef\u4ee5\u66f4\u5c0f\u7684\u8bbe\u5907\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u7528\u52307\u53f7\u7535\u6c60\u3002
\u5173\u4e8e\u7535\u6c60\u7684\u6280\u672f\u6807\u51c6\u4e0d\u540c\u95ee\u9898\uff0c\u5982\u679c\u662f\u540c\u4e00\u4e2a\u54c1\u724c\u76845\u53f7\u7535\u6c60\u548c7\u53f7\u7535\u6c60\uff0c\u90fd\u662f\u6709\u56fd\u5bb6\u6807\u51c6\u3001\u884c\u4e1a\u6807\u51c6\u3001\u4f01\u4e1a\u6807\u51c6\u7684\uff0c\u4e00\u822c\u6765\u8bf4\uff0c5\u53f7\u7535\u6c60\u548c7\u53f7\u7535\u6c60\u7684\u6280\u672f\u6807\u51c6\u662f\u4e00\u6837\u7684\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u7535\u6c60\u7684\u5404\u79cd\u578b\u53f7\u4e00\u822c\u5206\u4e3a\uff1a1\u30012\u30013\u30015\u30017\u53f7\uff0c\u5176\u4e2d5\u53f7\u548c7\u53f7\u5c24\u4e3a\u5e38\u7528\uff0c\u6240\u8c13\u7684AA\u7535\u6c60\u5c31\u662f5\u53f7\u7535\u6c60\uff0c\u800cAAA\u7535\u6c60\u5c31\u662f7\u53f7\u7535\u6c60\u3002
1\u3001D\u578b\u7535\u6c60(\u5927\u53f7\u7535\u6c60/LR20/AM1) \u76f4\u5f84\u044434.2; \u9ad8\u5ea661.5mm
2\u3001C\u578b\u7535\u6c60(2\u53f7\u7535\u6c60/LR14/AM2) \u76f4\u5f84\u044426.2; \u9ad8\u5ea650.0mm
3\u3001AA\u578b\u7535\u6c60(5\u53f7\u7535\u6c60/LR6/AM3) \u76f4\u5f84\u044414.5; \u9ad8\u5ea650.5mm
4\u3001AAA\u578b\u7535\u6c60(7\u53f7\u7535\u6c60/LR03/AM4) \u76f4\u5f84\u044410.5; \u9ad8\u5ea644.5mm
5\u3001AA/2\u578b\u7535\u6c60(8\u53f7\u7535\u6c60LR1/AM5) \u76f4\u5f84\u044411.0; \u9ad8\u5ea630.0mm
6\u3001AAAA\u578b\u7535\u6c60(9\u53f7\u7535\u6c60/LR61/AM6) \u76f4\u5f84\u04448.0; \u9ad8\u5ea639.5mm
7\u3001AAAA/2\u578b\u7535\u6c60(\u5c0f9\u53f7\u7535\u6c60/LR61/AM6) \u76f4\u5f84\u04448.0; \u9ad8\u5ea628.0mm
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1\u53f75\u53f77\u53f7\u7535\u6c60\u7535\u538b\u76f8\u540c,\u53ea\u662f\u4f53\u79ef\u4e0d\u540c,\u5bb9\u91cf\u4e0d\u540c,\u9002\u7528\u4e0d\u540c\u7684\u7528\u7535\u5668.\u5982\u7535\u89c6\u673a\u7684\u6447\u63a7\u5668,\u8981\u6c42\u662f\u4f53\u79ef\u5c0f.\u5982\u7528\u4e00\u53f7\u7535\u6c60\u5c31\u4e0d\u65b9\u4fbf.
容量不一样大体积越大,容量越大,使用时间越长
容量;1号大于5号大于7号
用途:1号-大电筒,大收音机,煤气灶,收录机.5号:玩具,遥控器,小收音机,CD机,台式石英钟.7号:遥控器,超小收音机,电子词典,MP3
同样是1.5V的干电池，电池大一些，是因为他们的电荷容量大一些。
电量储存大的电池使用时间相对长一点。
或者适合一些电量消耗大一些的电器使用。
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