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常用限压阀的限制压力为(),紧急限压阀的限制压力为450kPa。
Tempdb数据库是系统自动生成的临时数据库,用于保存临时对象或中间结果集。
发现有跨步电压危险时,应单足或并双足跳离危险区,亦可沿半径垂直方向小步慢慢退出。
职业培训工作现已成为经济发展,特别是企业发展的()
下列属于财产课税的是()。
某商场某日连续销售15双皮鞋的尺码组成情况如下:38,37.38,40,40,41,40,42,44,40,41.39,40,10,43。那么该商场该日销售皮鞋尺码的众数为( )
评定混凝土强度时,任意一组试件的极限抗压强度平均值不得低于设计标号的()。
对于一定湿度H的湿空气,总压P一定,干球温度t升高,则湿球温度tw()。
关于项目后评价与中间评价的说法,错误的是( )。
患者,女,38岁。结婚3年,夫妇同居未孕,月经先后不定期,经行乳房胀痛,善太息,舌淡红苔薄白,脉弦细。其证候是( )。
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Which is heavier, a pound of cotton or half a kilogram of gold?
Which is heavier, a pound of cotton or half a kilogram of gold?
Which is heavier, a pound of cotton or half a kilogram of gold?
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