NGK----博士热值对照表
NGK NHSP LD NGK NHSP LD NGK NHSP LD
C7HSA ---- A7T BPR6HS ---- E7RTC BCPR5ES ---- K6RTC
C7HSA ---- A7TC B7HS ---- E8C BCP6ES ---- K7TC
CR7HS ---- A7RTC BP7HS ---- E8TC BCPR6ES ---- K7RTC
D7EA ---- D7 BP4E ---- F5T BCP6EST ---- K6TJC
D8EA ---- D8T BP4ES ---- F5TC BCP6EST ---- K7TJC
D8EA ---- D8TC BP5ES ---- F6TC BM6A ---- L6
DR8EA ---- D8RTC BPR5ES ---- F6RTC BM7A ---- L7
BP4H ---- E5T BP6ES ---- F7TC BM7A ---- L7T
B4HS ---- E6C BPR6ES ---- F7RTC BM4A ---- L9T
BP4H ---- E6T BP5ET ---- F7TJC B6S ---- G6
BP7ES ---- F8TC APR6FS ---- T5RTC BP6HS ---- E7TC
B7ES ---- F8C BCP5ES ---- K6TC B6HS ---- E7C
BP4HS ---- E6TC