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1、1,2011-06-09 10:30-12:05 机械工程专业英语期末考试,2,Spur gear,Figure 1:,一、写出下图零件的名称（共20分 ）,3,一、写出下图零件的名称（共20分,Crossed helical gears,Figure 2:,4,Used for transmitting motion and power between intersecting shafts,一、写出下图零件的名称（共20分 ）,Figure 3:,Straight bevel gear spiral bevel gear,bevel gear,5,二、看图填空（共5分）,a) Differ
2、ential b) Worm gear 蜗轮蜗杆 C) Clutch,b,a,c,6,五、 Match the following words and expressions in the left column with those similar in meaning in the right column. (将左列的词汇与右列相应的汉语匹配) (共30分，每题1分),7,8,IV. Translation 翻译得分 一、将下列英语句子翻译成汉语Translation English into Chinese,Backing Sand Facing Sand die casting Di
3、e die castings casting die die cavity parting line die-casting mould,背砂,面砂,压力铸造，造压模铸造,压模铸造,压铸模,模腔,分型面，分模线,压铸模,9,Closed die forging: Forging hammer: Forging press: Mechanical type: Hydraulic type:,闭模锻造,锻锤,锻压机，锻造压力机,机械式,液压式,Actually a bending stress is a combination of tensile and compressive stresses,实际上，弯曲应力是拉应力和压应力的组合,10,Most metals have high tensile strength and high compressive strengthHowever，brittle materials such as cast iron have high compressive strength but only a moderate tensile strength.,大多数金属都具有较高的抗拉强度与抗压强度，然而，像铸铁那样的脆性材料抗压强度较高，抗拉强度却只有中等水平。,11,Good luck,