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qualitative    音标拼音: [kw'ɑlət,etɪv]
a. 性质上的,质的,定性的

性质上的,质的,定性的

qualitative
定性

qualitative
adj 1: involving distinctions based on qualities; "qualitative
change"; "qualitative data"; "qualitative analysis
determines the chemical constituents of a substance or
mixture" [ant: {quantitative}]
2: relating to or involving comparisons based on qualities

Qualitative \Qual"i*ta*tive\, a. [Cf. LL. gualitativus, F.
qualitatif.]
Relating to quality; having the character of quality. --
{Qual"i*ta*tive*ly}, adv.
[1913 Webster]

{Qualitative analysis} (Chem.), analysis which merely
determines the constituents of a substance without any
regard to the quantity of each ingredient; -- contrasted
with quantitative analysis.
[1913 Webster]


Analysis \A*nal"y*sis\, n.; pl. {Analyses}. [Gr. ?, fr. ? to
unloose, to dissolve, to resolve into its elements; ? up ?
to loose. See {Loose}.]
1. A resolution of anything, whether an object of the senses
or of the intellect, into its constituent or original
elements; an examination of the component parts of a
subject, each separately, as the words which compose a
sentence, the tones of a tune, or the simple propositions
which enter into an argument. It is opposed to
{synthesis}.
[1913 Webster]

2. (Chem.) The separation of a compound substance, by
chemical processes, into its constituents, with a view to
ascertain either (a) what elements it contains, or (b) how
much of each element is present. The former is called
{qualitative}, and the latter {quantitative analysis}.
[1913 Webster]

3. (Logic) The tracing of things to their source, and the
resolving of knowledge into its original principles.
[1913 Webster]

4. (Math.) The resolving of problems by reducing the
conditions that are in them to equations.
[1913 Webster]

5.
(a) A syllabus, or table of the principal heads of a
discourse, disposed in their natural order.
(b) A brief, methodical illustration of the principles of
a science. In this sense it is nearly synonymous with
synopsis.
[1913 Webster]

6. (Nat. Hist.) The process of ascertaining the name of a
species, or its place in a system of classification, by
means of an analytical table or key.
[1913 Webster]

{Ultimate}, {Proximate}, {Qualitative}, {Quantitative}, and
{Volumetric analysis}. (Chem.) See under {Ultimate},
{Proximate}, {Qualitative}, etc.
[1913 Webster]


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