网格 vs. 趋势策略

Lesson Overview

In "Grid & Range Strategies" → "网格原理", this lesson "网格 vs. 趋势策略" builds knowledge you can apply immediately.

网格通常承受单边趋势积累风险，趋势策略可能在震荡中反复亏损。二者都需按相同成本、资本和估值口径比较。 选震荡与单边两条合成路径→冻结两种规则→计全部库存与费用→比较失效方式而非挑一条最佳曲线。 本课作业：给100→98→96→94单边路径，解释持续向下补买和固定止损趋势观察的不同风险。

Core Concepts

These points align with the video walkthrough—take notes as you watch.

• ▸网格通常承受单边趋势积累风险，趋势策略可能在震荡中反复亏损。二者都需按相同成本、资本和估值口径比较。
• ▸选震荡与单边两条合成路径→冻结两种规则→计全部库存与费用→比较失效方式而非挑一条最佳曲线。
• ▸本课作业：给100→98→96→94单边路径，解释持续向下补买和固定止损趋势观察的不同风险。

Practical Application

After studying, complete the companion practice lesson to move from understanding to doing.

• ▸Follow along in Jupyter or VS Code
• ▸Log how parameter changes affect backtest results
• ▸Submit a reproducible analysis notebook

FAQ

• ▸Q: How does this lesson fit the course? A: Part of "网格原理"—follow the curriculum order.
• ▸Q: What do I need? A: Demo account and notes; quant lessons need a Python environment.
• ▸Q: How do I know I've mastered it? A: Pass the quiz and explain three key points of 网格 vs. 趋势策略 on your own.