information about Four-stroke engine field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Chemistry 28.4M papers | Organic chemistry 12.8M papers | Physical chemistry 3.1M papers | Combustion 374k papers |
Combustion chamber 47.9k papers | |||
| Current | |||
Four-stroke engine 5,240 papers | |||
| Child | |||
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