【单选题】【消耗次数:1】
( )是铣床上利用成形铣刀加工齿面的方法。
滚齿
铣齿
插齿
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相关题目
【单选题】 ( )主要用于滚切直齿和斜齿外啮合圆柱齿轮及涡轮。
①  滚齿机
②  插齿机
③  拉齿机
【单选题】 ( )有两大类,即用成形法磨齿和用展成法磨齿两种。
①  磨齿机
②  滚齿机
③  插齿机
【单选题】 多联齿轮小齿圈齿形加工方法一般选用()
①  滚齿
②  插齿
③  剃齿
④  珩齿
【判断题】 机床的传动链误差不会影响滚齿加工精度。
①  正确
②  错误
【简答题】 齿钨灯泡是利用齿钨[填空]反应的原理制成的
【单选题】 铣刀在铣床上的铣削方式分为周铣和( )
①  尾铣
②  端铣
③  齿铣
④  刀铣
【单选题】 已知斜齿圆柱齿轮的齿数Z=20,螺旋角β=15°,则当量齿数Zv=______。  
①  25  
②  22.98  
③  22  
④  23
【单选题】 一渐开线直齿圆柱标准齿轮,已知齿数z=25,齿距p=12.566mm,压力角a=20。,齿顶高系数ha*=1,顶隙系数c*=0.25。齿厚( )。
①  3.14
②  6.28
③  8
④  12.56
【单选题】 已知直齿圆柱齿轮的模数m=2,齿数z=20,则齿顶圆直径da=(  )
①  35
②  40
③  44
④  45
【单选题】 标准直齿圆柱齿轮不根切的最小齿数是()。
①  20
②  17
③  23
④  20
随机题目
【单选题】 The new cut in interest rate ____ promote domestic investment.
①  means to
②  directs toward
③  is meant to
④  leads to
【单选题】 —__________fine day it is today!—Yes, the sunshine is__________beautiful that Id like to go swimming in the sea.
①  How, such
②  What a, very
③  How, so
④  What a, so
【单选题】 By cutting down trees we ____ the natural home of birds and animals.
①  harm
②  hurt
③  injure
④  damage
【单选题】 Nowadays, many people suffer from _________ depression under the pressure of working.
①  acute
②  sharp
③  quick
④  cute
【单选题】 Something must have happened on their way. Or they_____ by now.
①  should have arrived
②  should arrive
③  would have arrived
④  would arrive
【单选题】 The treasury issued an order stating that ____ land purchased from the government had to be paid for in gold and silver.
①  henceforth
②  moreover
③  whereby
④  however
【单选题】 If a substance is dissolved in water or heated, it may ____ a gas.
①  give into
②  give over
③  give off
④  give away
【单选题】 A(n)____ person is one who has much knowledge and the ability to use it well.
①  smart
②  intelligent
③  clever
④  wise
【单选题】 The actress wanted a hat to ____ her dress.
①  go by
②  go through
③  go out
④  go with
【单选题】 Twenty-year-olds should not _____ to drive in China.
①  allow
②  be allow
③  be allowed
④  allowed