單項(xiàng)選擇題瀝青蒸發(fā)損失試驗(yàn)時(shí),準(zhǔn)備試樣時(shí),應(yīng)將試樣緩緩傾入兩個(gè)盛樣皿中,質(zhì)量約()g。

A.50±0.5
B.50±0.1
C.50±0.01
D.100±0.5


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8.單項(xiàng)選擇題軟化點(diǎn)試驗(yàn)用溫度計(jì)量程及分度值為()

A.0~100℃,0.1℃
B.0~300℃,0.1℃
C.0~100℃,0.5℃
D.0~300℃,0.5℃

9.單項(xiàng)選擇題延度試驗(yàn)用溫度計(jì)量程及分度值為()

A.0~100℃,0.1℃
B.0~300℃,0.1℃
C.0~100℃,0.5℃
D.0~300℃,0.5℃
E.0~50℃,0.1℃