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2. A full charged accumulator has an open circuit terminal voltage of about V. 3. It is clear that the difference between elements is in the structure of their atoms. 4. It is a fact that laser is different from incoherent light. 5. All metals are found not to conduct electricity equally well. 6. Superalloys contain smalltomoderate amounts of highly reactive elements such as chromium and aluminum which react easily with oxygen to form a thin tenacious semiplastic oxide surface film. 7. Corrosion is an electrochemical process by which a metal, such as mild steel, returns to its natural state, such as iron oxide or rust. 8. The control unit is an important part of the puter, which can cause the machine to operate according to man’s wishes. 9. This book treats besides other subjects, which are undoubtedly equally important, of the working principles of the automatic lathe. 10. The many colors of a rainbow range from red on the outside to violet on the inside. 二、試將下列句子譯成英語(yǔ),注意劃線部分的譯法 1.如果當(dāng)初把時(shí)間花在作一番詳細(xì)的調(diào)查上, 好處就會(huì)更大 。 試比較:成形法采用具有形狀與所切削的兩齒之間的齒槽相同的刀具。 試比較:工作臺(tái)通常帶有以便用螺栓把工件固定在適當(dāng)?shù)奈恢蒙系闹辈酆?T型槽。 試比較:在工業(yè)中某些金屬混合物即合金已經(jīng)大大地發(fā)展了被說(shuō)明。