[GB/T 37773-2019] 書寫板鋼板搪瓷[現(xiàn)行]
發(fā)布時間:2019-08-30
實施時間:2020-03-01
本標(biāo)準(zhǔn)規(guī)定了用于書寫板(白板和粉筆板)的鋼板搪瓷的性能和美學(xué)特性要求。本標(biāo)準(zhǔn)適用于由鋼板基板制造的搪..
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[JY/T 0593-2019] 中小學(xué)膜處理飲水設(shè)備技術(shù)要求和配備規(guī)范[現(xiàn)行]
發(fā)布時間:2019-04-08
實施時間:2019-09-01
本標(biāo)準(zhǔn)規(guī)定了中小學(xué)使用的膜處理飲水設(shè)備的術(shù)語和定義、分類、技術(shù)要求、安裝與施工要求、配備要求及應(yīng)急處..
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[JY/T 0392-2007] 滾擺[現(xiàn)行]
發(fā)布時間:2008-01-21
實施時間:2008-06-01
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[WS 99-1998] 黑板安全衛(wèi)生要求[現(xiàn)行]
發(fā)布時間:1998-05-25
實施時間:1998-10-01
本標(biāo)準(zhǔn)規(guī)定了教學(xué)用黑板安全衛(wèi)生要求。本標(biāo)準(zhǔn)適用于各級各類學(xué)校在普通教室、實驗室和其他專用教室中使用的..
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[JY 104-1982] 學(xué)生天平附砝碼(試行)[現(xiàn)行]
發(fā)布時間:1996-06-01
實施時間:1996-06-01
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[JY 105-1982] 勾碼(試行)[現(xiàn)行]
發(fā)布時間:1996-06-01
實施時間:1996-06-01
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[JY 106-1982] 巴斯卡球(試行)[現(xiàn)行]
發(fā)布時間:1996-06-01
實施時間:1996-06-01
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[JY 108-1982] 馬德堡半球(試行)[現(xiàn)行]
發(fā)布時間:1996-06-01
實施時間:1996-06-01
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[JY 110-1982] 滾擺(試行)[已作廢]
發(fā)布時間:1996-06-01
實施時間:1996-06-01
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[JY 111-1982] 小型氣源(試行)[現(xiàn)行]
發(fā)布時間:1996-06-01
實施時間:1996-06-01
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