Unverified90% confidenceDecision RuleTime unknown
桌布尺寸=桌面长宽各加2倍垂边长度，家用垂边推荐20-30cm；正式宴会/西餐桌垂边可达40-45cm（接近坐姿膝盖高度但不压腿）
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Unverified桌布尺寸计算：桌面长宽各加40-60cm垂边（即单边下垂20-30cm）为家用标准，正式宴会可加至单边下垂30-40cm到座椅面高度96% similarUnverified桌布尺寸应为桌面长宽各加两倍下垂长度：日常家用下垂20-30cm较美观，正式宴会可下垂30-40cm，四人餐桌(120x80cm)建议选160x120cm以上95% similarUnverified桌布尺寸=桌面尺寸+两侧垂边×2，餐桌垂边建议20-30cm，宴会/大桌垂边40-70cm更显正式；垂边超过桌面到座椅高度会蹭腿95% similarUnverified桌布尺寸应在桌面基础上四周各留出25-30cm垂边，即桌布尺寸=桌长+50~60cm；正式宴请场景垂边可到膝盖（约40cm）94% similarUnverified桌布尺寸应比桌面每边多垂30-40cm（正式宴请可垂45cm），日常家用四边多垂20-25cm即可；垂边＜15cm显局促且遮不住桌腿94% similar
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