20xx年醫(yī)學專題—電氣工程質量通病防治措施(編輯修改稿)
2024-11-17 22:25 本頁面
【文章內容簡介】 ct, encouraging the orderly transfer of land management, utilize the land resources, in order to promote scale management laid the Foundation. Actively cultivate the market. Firmly establish a marketoriented, nurturing family farms, industrial users, professional cooperation organization new market management main body 456, effectively improve the industry, intensive and marketization of encouraging support social capital into the small microcredit, urban development, culture and tourism, public services and other areas, easing development shortfall. To promote mass innovation. To support the rural sector to use new thinking and new ideas, creative work incentives such as actively promoting financial intermediation, bring added 159 in non public enterprises, individually1540, created a電氣工程質量通病防治措施 一， 防雷，接地網（帶）應根據設計要求的坐標位置和數量進行施工，焊縫應飽滿，接搭長度應符合相關規(guī)范的要求。二， 房屋內的等電位聯結應按設計要求安裝到位，設有洗浴設施的衛(wèi)生間內按設計要求設置局部等電位聯結裝置，保護（PE）線與保護區(qū)內的等電位連接箱（板）連接可靠。三， 金屬電纜橋架及其支架和引入或引出的金屬電纜導管必須接地（PE）或等電位聯結線連接可靠。金屬電纜橋架及其支架全長應不小于二處與接地（PE）或等電位聯結裝置相連接；非鍍鋅電纜橋架連接板的兩端跨接銅芯連接線，其最小允許截面積不小于4mm；鍍鋅電纜橋架間連接板的兩端不跨接連接線，但連接板兩端不應小于二個有防松螺帽或防松墊圈的連接固定螺栓。金屬橋架（線槽）不應作為設置接地
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