'I think we should see a specialist.' — 'I don't think there's any need for that.'...“我想我们应该见见专家。”——“我认为没有任何必要。”Our specialist library is unparalleled.我们的专家图书馆是独一无二的.Our specialist offers tr...
Floc concentration distribution in a dynamic flocculator with a flat vane wheel was measured experimentally.实验测定了平直叶轮动态混合絮凝器内絮团浓度的空间分布.The flocculation mechanism and kinetics of opposite folded plate flocculator ( OFPF )...