用正交试验研究了活性矸制备过程不同操作条件的影响。
The effects of different operations on the preparation of activated gangue are studied by orthogonal test.
采用正交试验研究了羽毛酸法水解制备复合氨基酸的工艺条件。
The hydrolytic conditions of preparation of compound amino-acids from feather proteins were studied by orthogonal test.
通过正交试验研究了磨削参数对船用螺旋桨叶片表面粗糙度的影响。
The effects of grinding parameters on surface roughness of Marine propeller blade were studied by using orthogonal test.
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