set2

📥 Download PDFs / 下载PDF (14 files)

• 📄 Density (FH)
• 📄 Density (FH)(1)
• 📄 Density (H)
• 📄 Proportion (F)
• 📄 Proportion (FH)
• 📄 Proportion (FH)(1)
• 📄 Proportion (H)
• 📄 Ratio (F)
• 📄 Ratio (FH)
• 📄 Ratio (FH)(1)
• 📄 Ratio (H)
• 📄 Speed (FH)
• 📄 Speed (FH)(1)
• 📄 Speed (H)

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