常见例句双语例句PEG4000 and PEG6000 solutions can be used as a potential precipitant to induce protein crystallization because of their higher surface tension.PEG4000和PEG6000水溶液具有较大的表面张力，可以作为潜在的诱导蛋白质结晶的沉淀剂。 返回 protein precipitant