撇渣过频或操作不当会使浮渣损失很大.Frequent skimming or improper skimming can cause a much higher dross loss.把命令或操作代码转换为机器代码的程序.A program that translates a command or operation code into machine code.与开放系统互连(OSI) 应用进程的管理相关的应用层中的功能(或操作程序)...