My highest principle is: never yield to any difficulty.

我的最高原则是：不论对任何困难，都决不屈服。

youdao

In addition, the yield of energy from unit land of marsh gas is the highest.

另外，沼气的单位土地能量产出率是最高的。

youdao

In addition, the yield of energy from unit land of marsh gas is the highest.

另外，沼气的单位土地能量产出率是最高的。

youdao