A person’s wealth is often in inverse proportion to their happiness.
()the compression ratio, () the proportion of the heat energy of the combustion turned into useful work at the crankshaft, other things being equal.
()the compression ratio, () the proportion of the heat energy of the combustion turned into useful work at the crankshaft, other things being equal.
Quelle est la proportion du trio de tête parmi les animaux de compagnie en France?
The proportion of under-fives who were underweight in 2005 was ______.
Free communication effect is in direct proportion to().