Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/4771f74eeeef221809e82a7cc652d99a.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 circular mil英英字典_circular mil剑桥英语解释_circular mil柯林斯英文解释_果味酸柯林斯词典
1. N a unit of area of cross section of wire, equal to the area of a circle whose diameter is one thousandth of an inch. 1 circular mil is equal to 0.785 × 10–6 square inch or 0.2 × 10–9 square metre 圓密耳