ID 原文 译文
4636 2 The ground resistance of public grounding system shall not be larger than 1Ω. 2 共用接地系统接地电阻不应大于1Ω。
4637 2 The grounding wire led to the grounding terminal shall be adopted multi-strands copper wire whose sectional area is not less than 4mm 2. 2 引至接地端子的接地线应采用截面积不小于4mm2的多股铜线。
4638 2 The grouting plumpness shall be detected by using instrument or tapping method by the special personnel sent by the inspection organization and the detection results are qualified where the hollowness ration is not greater than 5%. 2 注胶饱满度探测 应由检验机构派员到现场用仪器或敲击法进行探测，探测结果以空鼓率不大于5%为合格。
4639 2 The guarantee rate of the standard value for the masonry strength shall not be less than 95%; 2 砌体强度标准值的保证率不应小于95%；
4640 2 The half-blind hole surface of the perforated brick or the concrete block shall be used as the top face; 2 多孔砖及小砌块的半盲孔面，应作为砌筑铺浆面；
4641 2 The heat capacity of solar water heating system shall not be less than 30% of the hot water demand of building; 2 太阳能热水系统供热量不小于建筑热水需求量的30%；
4642 2 The heat-measuring device for each household shall be arranged if the central heating (concentrated air conditioning) system is set up; 2 设有集中采暖（集中空调）系统时，应设置分户热计量装置；（本条规范于2022年1月1日被工程建设国家标准《建筑节能与可再生能源利用规范》 GB 55015-2021废止）
4643 2 The heating equipment which can make the harmful gas be gathered in the used space such as the direct exhaust type and semi-closed type gas water heater must not be installed in the bathroom; 2 严禁在浴室内安装直接排气式、半密闭式燃气热水器等在使用空间内积聚有害气体的加热设备；
4644 2 The height from ceiling fan blades to the floor shall not be less than 2.5m; 2 吊扇扇叶距地面高度不应小于2.5m；
4645 2 The height from the bottom margin of pull switch to the floor should be 2m~3m and to the roof slab shall not less than 0.1m; the pulling wire outlet shall be downward vertically; 2 拉线开关底边距地面高度宜为2m～3m，距顶板不小于0.1m，且拉线出口应垂直向下；