The results showed that the plastic film mulching could improve the soil moisture and heatcondition in the rhizosphere of rape.
结果表明：地膜覆盖能显著改善油菜根际的水、热状况。
2
The time of turning yellow related to heatcondition both the Cold temperate perhumid cold conifer forest and the Frigid perhumid rain tundra alpine meadow.
而在寒冷潮湿多雨冻原、高山草甸类草场，热量条件是影响牧草返青期的主要因子。
3
Under the same wall heatcondition, with the increase of momentum correction coefficient, viscosity loss of the nozzle increases, but thrust and specific impulse decrease.