問(wèn)答題
【簡(jiǎn)答題】導(dǎo)線經(jīng)過(guò)接線盒(分線盒)計(jì)算預(yù)留長(zhǎng)度嗎?導(dǎo)線進(jìn)入開(kāi)關(guān)箱(柜、板、屏)時(shí),怎樣計(jì)算預(yù)留長(zhǎng)度?導(dǎo)線兩端均進(jìn)入箱(柜)時(shí),又怎樣計(jì)算導(dǎo)線預(yù)留長(zhǎng)度?
答案:
導(dǎo)線進(jìn)入接線盒(分線盒)、開(kāi)關(guān)盒、插座盒、燈頭盒一律不計(jì)算預(yù)留長(zhǎng)度,相應(yīng)定額已計(jì)算。導(dǎo)線一端進(jìn)入開(kāi)關(guān)箱,或?qū)Ь€兩端均進(jìn)入...