However, it is likely that computer systems will be associated with BPC production.
然而，计算机系统将和原料药的生产相关。

One of the more difficult processes is the manufacture a sterile BPC.
许多复杂工艺之一是制造无菌得原料药。

Some manufacturers list the specific solvent for each BPC and intermediate.
一些制造商列出了每一原料药和中间体的具体溶剂。

Typically, however, ethylene oxide does not penetrate the BPC in this powdered form.
典型地，然而，环氧乙烷并不会以粉末的形式渗透到原料药中。