In the Thielert approach, he says, the radiator is under the engine cowling, which leads to low cooling efficiency and more drag, because of too small a radiator and poor ducting.

他说，在Thielert发动机设计方案中，散热器位于发动机整流罩下方，这导致散热效率低下，阻力增加，因为它的散热器太小了，而通风量有不足。

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In the Thielert approach, he says, the radiator is under the engine cowling, which leads to low cooling efficiency and more drag, because of too small a radiator and poor ducting.

他说，在Thielert发动机设计方案中，散热器位于发动机整流罩下方，这导致散热效率低下，阻力增加，因为它的散热器太小了，而通风量有不足。

youdao