The output and input ratios of artificial supplementary energy in plantation, poultry and stock-raising are higher than that in fishery.
第二性生产的绝大部分人工辅助能依靠系统外输入。
Depending on which part is stationary, which part is the input and which part is the output, different gear ratios will result.
被固定的元件不同，就会在输入与输出元件之间产生不同的传动比。
Depending on which part is stationary, which part is the input and which part is the output, different gear ratios will result.
被固定的元件不同，就会在输入与输出元件之间产生不同的传动比。
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