【判断题】【消耗次数:1】
调质只能作为预备热处理。
正确
错误
参考答案:
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相关题目
【判断题】 退火和正火作为预备热处理常安排在毛坯制造之后,粗加工之前。
①  正确
②  错误
【单选题】 精加工之后可安排的热处理有()。
①  渗碳淬火
②  调质处理
③  整体淬火
④  氮化处理
【单选题】 工件的调质处理一般应安排在()
①  粗加工前
②  粗加工与半精加工之间
③  精加工之后
④  任意
【单选题】 下列是表面热处理的是()
①  淬火
②  表面淬火
③  渗碳
④  渗氮
【单选题】 热处理是固体废物的一种处理方式,下列哪项固体废物处理方式不属于热处理方法()。
①  A.焚烧
②  B.熔烧
③  C.热解
④  D.脱水干燥
【判断题】 沸腾钢不能进行热处理。
①  正确
②  错误
【判断题】 沸腾钢也可以进行热处理。
①  正确
②  错误
【单选题】 热锻模的最终热处理工艺应该是()。
①  淬火+低温回火
②  淬火+中温回火
③  调质
④  调质后表面淬火
【判断题】 对灰铸铁不能进行强化热处理。
①  正确
②  错误
【单选题】 渗氮后的钢材常采用的热处理工艺是()
①  淬火加低温回火
②  淬火加中温回火
③  淬火加高温回火
④  不用再进行热处理
随机题目
【单选题】 The epic Paradise Lost is based on the stories from _______.
①  The New Testament
②  The Old Testament
③  The Ancient Greek Myths
④  The Ancient Roman Myths
【单选题】 Shakespeare’s greatest tragedies are the following works except ____.
①  Hamlet
②  King Lear
③  Romeo and Juliet
④  Othello
【单选题】 Which of the following is NOT true about The Canterbury Tales?
①  It is written in the form of a dream.
②  Chaucer chose a pilgrimage as the framework for the stories.
③  It is written for the greater part in heroic couplet.
④  “The General Prologue” introduces the pilgrims, the time and occasion of the pilgrimage.
【单选题】 Beowulf, the oldest great long poem ever written in English, is composed in a form of____.
①  epics
②  lyrics
③  folk songs
④  sagas
【单选题】 What meaning is referred to if we say the meaning of “dog” is friendship and loyalty?
①  denotative meaning
②  connotative meaning
③  literal meaning
④  labeled meaning.
【单选题】 What does it mean to know a word?
①  know its pronunciation and stress
②  know its spelling and grammatical properties
③  know its meaning and know when and how to use it
④  all of the above.
【单选题】 Which of the following statement is not true about vocabulary?
①  a vocabulary item can be more than one word
②  Vocabulary can not be taught. It must be learned by the individuals
③  Words are best learned in context
④  An English-English dictionary is an important aid for students.
【单选题】 What meaning is referred to if we say the meaning of “dog” is an animal with four legs and a tail, often kept as a pet or trained for work?
①  denotative meaning
②  connotative meaning
③  extended meaning
④  inspired meaning.
【单选题】 What do the following examples indicate? Big, huge; enormous, immense; male, masculine .
①  synonyms
②  antonyms
③  hyponyms
④  collocations.
【单选题】 What is referred to if we say “see a movie, watch a play, look at a picture”?
①  denotative meaning
②  connotative meaning
③  collocations
④  synonyms.