皮皮学，免费搜题
登录
搜题
【多选题】
机床坐标系的建立保证了刀具在机床上的正确运动。但是,由于加工程序的编制通常是针对某一工件,根据零件图纸进行的,为了便于尺寸计算、检查,加工程序的坐标原点一般都与零件图纸的尺寸基准相一致。这种针对某一工件,根据零件图纸建立的坐标系称为( )。
A.
工件坐标系
B.
编程坐标系
C.
机床坐标系
D.
以上都是
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】When she arrived at the crossroads, she went in the wrong ____.
A.
direction
B.
location
C.
place
D.
course
查看完整题目与答案
【单选题】The design features of human language include the following features EXCEPT____.
A.
duality of structure
B.
genetic feature
C.
arbitrariness
D.
displacement
查看完整题目与答案
【单选题】Which of the following features is not included in the three features that all language aptitude tests try to identify?______.
A.
The ability to pay attention to , and discriminate the speech sounds of languages
B.
The ability to relate speech sounds to some form. of graphemic representation
C.
The ability to memorize all the words in a foreign language
D.
The ability to pay attention to the formal characteristics of a language grammatical sensitivity
查看完整题目与答案
【单选题】When she arrived at the crossroads (十字路口), she went it the wrong______.
A.
direction
B.
location
C.
place
D.
course
查看完整题目与答案
【简答题】The features that define our human languages can be called DESIGN FEATURES.
查看完整题目与答案
【多选题】以下发文字号正确的形式是( )
A.
南府发〔2016〕第1号
B.
南府发（2016） 01号
C.
南府发〔2016〕1号
D.
南府发〔2017〕 1号
E.
南府发＜2016＞1号
查看完整题目与答案
【简答题】What are suprasegmental features? How do the major suprasegmental features of English function in conveying meaning?
查看完整题目与答案
【简答题】Last summer was Ann's first trip to Spain(西班牙). She was very excited. But when she arrived at the hotel, she found that her Spanish money wasn't in her handbag. She looked for it carefully in all her ...
查看完整题目与答案
【单选题】How many things did the writer mention that she had lost when she arrived at college?
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【单选题】When she arrived at the office, Mr. Smith ______, so they had only time for a few words.
A.
had gone away
B.
was just going away
C.
just went away
D.
has just gone away
查看完整题目与答案
相关题目：
【单选题】When she arrived at the crossroads, she went in the wrong ____.
A.
direction
B.
location
C.
place
D.
course
查看完整题目与答案
【单选题】The design features of human language include the following features EXCEPT____.
A.
duality of structure
B.
genetic feature
C.
arbitrariness
D.
displacement
查看完整题目与答案
【单选题】Which of the following features is not included in the three features that all language aptitude tests try to identify?______.
A.
The ability to pay attention to , and discriminate the speech sounds of languages
B.
The ability to relate speech sounds to some form. of graphemic representation
C.
The ability to memorize all the words in a foreign language
D.
The ability to pay attention to the formal characteristics of a language grammatical sensitivity
查看完整题目与答案
【单选题】When she arrived at the crossroads (十字路口), she went it the wrong______.
A.
direction
B.
location
C.
place
D.
course
查看完整题目与答案
【简答题】The features that define our human languages can be called DESIGN FEATURES.
查看完整题目与答案
【多选题】以下发文字号正确的形式是( )
A.
南府发〔2016〕第1号
B.
南府发（2016） 01号
C.
南府发〔2016〕1号
D.
南府发〔2017〕 1号
E.
南府发＜2016＞1号
查看完整题目与答案
【简答题】What are suprasegmental features? How do the major suprasegmental features of English function in conveying meaning?
查看完整题目与答案
【简答题】Last summer was Ann's first trip to Spain(西班牙). She was very excited. But when she arrived at the hotel, she found that her Spanish money wasn't in her handbag. She looked for it carefully in all her ...
查看完整题目与答案
【单选题】How many things did the writer mention that she had lost when she arrived at college?
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【单选题】When she arrived at the office, Mr. Smith ______, so they had only time for a few words.
A.
had gone away
B.
was just going away
C.
just went away
D.
has just gone away
查看完整题目与答案