Aluminum, which weighs about 169 pounds per cubic foot, could theoretically be substituted for copper.(鋁，重約169磅每立方英尺，理論上可以替代銅。)

Ceramic pump sleeve that may be substituted for alloying pump sleeve was prepared. The pump sleeve has high service life and low production cost.(研制成功了可替代合金泵套的陶瓷泵套，既提高了使用壽命，又降低了成本。)

It has a dural character, both planar characters and movie advertising effect and they can be substituted for each other.(它既具有平面廣告的特點，又能達到影視廣告的效果，還可以交互式使用，是兼三者之長最理想的整合傳播媒體。)

The major reason why they can't be substituted for each other was discussed, and the method which was used in solving this problem was also suggested.(研究了國產氘燈不能簡單代替進口氘燈的主要原因，并提出了解決的辦法。)

If multiple shear bands are formed in rock specimen, then the thickness of shear band should be substituted for the equivalent thickness of shear band.(若在試件內部出現多條剪切帶，則應該以等效剪切帶寬度替代本文中的剪切帶寬度。)

Calculated performance capability shall not be substituted for an actual prototype test.(計算出的性能結果不應代替一個實際的原型車測試結果。)

In the best possible case, recycled raw materials can be substituted for harmful or critical raw materials used in production.(最好的情況下，回收的原材料可以用來替代生產中有害的或是關鍵的原材料。)

This comparison code defines hashCode() and equals() methods for checking when one class or method can be substituted for another.(這個比較代碼定義了hashCode()和equals()方法，用來檢測類或方法什么時候可以相互替代。)

Of course, other types of line media that you find workable may be substituted for those suggested.(當然，其他類型的在線媒體，你可能會找到可行的替代建議。)

Margarine can be substituted for butter in this recipe.(做這道菜可以用人造黃油代替黃油。)