温沥青 中文名称：高温沥青 英文名称：hard pitch 其他名称：硬沥青 定义：用石化产品环球法测试,软化点高于90℃的煤沥青。 应用学科：煤炭科技（一级学科）；煤炭...... 查看详情> [河北 邯郸]
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Solid hard pitch is transported in bulk by trucks or by train.
经过固态成型后，以汽车或火车散装运输。
The practice after the feeding pump of hard pitch controlled by belt changed into frequency control of speed in AISC Chemical General Plant is introduced.
介绍了鞍钢化工总厂硬质沥青加料泵皮带调速改为交流变频调速的实际应用过程。
The closer it came in pitch to the first one, the hard it became for the dolphin to correctly identify it as low.
它的音高越接近第一个音高，对海豚来说就越难辨别出它是低音。
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