Envelope Generation/(包络生成) -> Sound Shaping/(声音塑形) -> Sound Production and Manipulation [SPM]/(制作与处理)

Envelope Generation/(包络生成) -> Sound Shaping/(声音塑形) -> Technique/(技能) -> Step 3 Undergraduate/(第三步大学) -> Years Group/(年级群)

Envelope Generation/(包络生成) -> Advanced/(深入) -> Sound Shaping/(声音塑形) -> Tier 5 Practical Aspects Related to Production/(第五层实践方面与制作相关) -> Users Group/(用户群)