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solar | |
tech. | solar |
System | |
gen. | system |
busin. | framework |
comp. | system software |
earth.sc. mech.eng. | system |
IMF. | scheme |
refrig. | system; thermodynamic system |
tech. | method; plan |
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solar |
solar system: 2 phrases in 2 subjects |
Environment | 1 |
Transport | 1 |