基线对于制定计划也非常有价值，可以根据基线和预计或观察到的使用量决定增加多少资源。
Baselines are also invaluable for planning, as you can correlate an anticipated or observed up-tick in usage to an expansion of resources.
其中铝、锡、铜、等金属盐因用量极少，且醋酸易于分解，故仍颇具使用价值。
It is among them aluminium, tin, copper, etc. salts metal because there is the few consumption, and whether acetic acid the easy to be decompose, so still there is use value.
本文从级配、沥青用量、温度、沥青种类和格栅加筋等方面对大粒径沥青混合料的疲劳性能进行了研究，得出一些有参考价值的结论。
So fatigue performance of large stone asphalt mixtures with different grading, asphalt dosage, temperature, asphalt and grid has been researched in this paper.
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