Class Database

感谢您能抽出几分钟时间来参加本次答题,现在我们就马上开始吧!
Names (Both Partners, if)
    ____________
#3 Nail
Length/cm    ____________
Initial Mass/g    ____________
Final Mass/g    ____________
React Time/min    ____________
Observation    ____________
#1 Nail
Length/cm    ____________
Initial Mass/g    ____________
Final Mass/g    ____________
React Time/min    ____________
Observation    ____________
#4 Nail
Length/cm    ____________
Initial Mass/g    ____________
Final Mass/g    ____________
React Time/min    ____________
Observation    ____________
#2 Nail
Length/cm    ____________
Initial Mass/g    ____________
Final Mass/g    ____________
React Time/min    ____________
Observation    ____________
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