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单词 abscissa
释义
abscissa
noun[C]
mathematicsspecialized
uk
/æbˈsɪs.ə/us
/æbˈsɪs.ə/
anumberon anX-axisthatshowsthecoordinateof apoint
（数学）横坐标
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(Definition ofabscissafrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)
Examples from literature
  • In the figure it will be noticed that the rising portion of the curve is somewhat steep, and the recovery convex to the abscissa, the fall being relatively rapid in its first, and less rapid in its later, parts.
  • In this cause-and-effect curve, the first part is slightly convex to the abscissa, the second straight and ascending, and the third concave.
  • The curve as a whole becomes, first slightly convex to the abscissa, then straight and ascending, and lastly concave.
  • The ordinate in these curves represents the E.M. variation, and the abscissa the time.
  • To provide for such cases the curve is drawn as if it never touched the abscissa.

abscissa| American Dictionary

abscissa
noun[C]
us/æbˈsɪs·ə/
mathematics
the firstnumberin apair; anumberon anX-axis(=line)thatshowsthecoordinate(=placealong thatline)of apoint
(Definition ofabscissafrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofabscissa

abscissa
Theabscissashows the change in response amplitude at the tuning peak during peripheral stimulation.
From theCambridge English Corpus
For different delays after stimulus onset (abscissa), responses in a 20-ms time window were averaged and compared.
From theCambridge English Corpus
The sharp spectral roll-off in this range exaggerates the ordinal error for a fixedabscissa.
From theCambridge English Corpus
Theabscissaof each figure is the horizontal displacement of the robotic manipulator.
From theCambridge English Corpus
Theabscissahas been normalized so that the mean has a value of 50 and the ordinate has been normalized as cumulative probability.
From theCambridge English Corpus
In the supercavitating case, velocity continuity is assumed at the detachment abscissae and the cavity length is measured from the experiment.
From theCambridge English Corpus
The length of theabscissato the connecting node is proportional to genetic distance between sequences.
From theCambridge English Corpus
Note that the ordinate is expanded (about 3.7 times) compared to theabscissascale.
From theCambridge English Corpus
For a farm to reach 100% on the axis of abscissas, the farmer must have rated every potential reason listed in the questionnaire.
From theCambridge English Corpus
Theabscissain each case shows the spatial separation between the centers of referent and test stimuli, expressed on a logarithmic scale.
From theCambridge English Corpus
All tasks involved a staircase procedure using stimuli illustrated below theabscissa.
From theCambridge English Corpus
The stimulus duration is 200 ms and is indicated by the raised horizontal bar along theabscissa.
From theCambridge English Corpus
The idea is, that we evaluate the function x only for a few abscissae and approximate it by x for the remaining evaluation points.
From theCambridge English Corpus
Heights listed along theabscissaare lower limits of quarter octave height classes.
From theCambridge English Corpus
Consider the initial conditions corresponding t o those suggested near the end of the preceding section, viz. any point on theabscissa.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/abscissa##
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更新时间：2024/12/27 17:08:25