Eq.(4) is solved for f and substituted in eq(5) . （4）式求得F并代入（5）式。
We substitute (3. 80)and(3. 81)into(3. 78) . 我们将（380）和（381）代入（378）。
It is usually best to avoid substitution of numerical values until the final formula has been obtained . 在得到最终公式以前最好不要代入数值。
As a matter of fact, the insertion method is also of dubious value in connection with numerical computations . 事实上，在相应的数字计算中代入法也是靠不住的。
if we introduce(7. 5. 50)into(7. 5. 48), we see that there is only a phase difference of 2δ in the totally reflected svwave. 如果将（7.5.50）代入（7.5.48）中，我们就看到全反射的SV波只有一个周相差2。
To . . . put myseif in their position 并将自己代入他们的角色。
To . . . put myseif in their position 并将自己代入他们的角色。
To . . . put myseif in their position 并将自己代入他们的角色。
And put into , 代入上式，则
( 3 ) add this numbers to the spot price model , the spot price are shown ( 3 )将以上值代入实时电价计算模型，得出各个负荷节点的实时电价值。
