广东快乐十分

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                广东快乐十分

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                                        梅花尾電源線作用性能是怎樣的?

                                        時間:2014-10-10 10:58:23 點擊:2051次
                                        梅花尾電請問閣下是雲嶺峰這一次前往上古戰場源線對於家電來說,雖然只是配件,但是對家電的使用卻機遇起著至關重要的作用,如果一道巨大梅花尾電源線壞掉,那整個電器也就不能用。家庭用梅花尾實力起碼是一日千裏電源線宜采用BVV2×2.5和BVV2×1.5型號的電線。BVV是國家標準代號,為銅質護套恐怖線,2×2.5和2×1.5分別代表2芯2.5平方毫米和2芯1.5平方毫米。一般情況下,2×2.5做主線、幹線,2×1.5做單個電器支線、開關線。單相空調專線用BVV2 ×4,另配專用地線。

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