Test sieve φ150 x 45...
Test sieve φ150 x 45...
测试筛φ150x 45Hmm网状4.0毫...
Test sieve φ150 x 45...
测试筛φ150x 45Hmm，筛网5.6...
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测试筛φ150x 60hmm，筛网6.7...
测试筛φ150x 60hmm，网眼打开8...
Test sieve φ150 x 60...