19/20 DN规格的挤出机的螺杆直径为19毫米，料筒长度为20倍直径，套筒的整个长度上刻有凹槽，以改善剪切速率和物料流动条件 ...

[1]Tocchetti CG, Farmakis D, Koop Y, Andres MS, Couch LS, Formisano L, Ciardiello F, Pane F, Au L, Emmerich M, et al. Cardiovascular toxicities of immune therapies for cancer - a scientific ...