图表边线
墙面交接线
墙面准线
准线
内图廓线

Neat \Neat\, a. [Compar. {Neater}; superl. {Neatest}.] [OE.
nett, F. nett, fr. L. nitidus, fr. nitere to shine. Cf.
{Nitid}, {Net}, a., {Natty}.]
1. Free from that which soils, defiles, or disorders; clean;
cleanly; tidy.

If you were to see her, you would wonder what poor
body it was that was so surprisingly neat and clean.
--Law.

2. Free from what is unbecoming, inappropriate, or tawdry;
simple and becoming; pleasing with simplicity; tasteful;
chaste; as, a neat style; a neat dress.

3. Free from admixture or adulteration; good of its kind; as,
neat brandy; to drink one's vodka neat. Hence: (Chem.)
Pure; undiluted; as, dissolved in neat acetone. ``Our old
wine neat.'' --Chapman.
[1913 Webster +PJC]

4. Excellent in character, skill, or performance, etc.; nice;
finished; adroit; as, a neat design; a neat thief.

5. With all deductions or allowances made; net.

Note: [In this sense usually written {net}. See {Net}, a.,
3.]

{neat line} (Civil Engin.), a line to which work is to be
built or formed.

{Neat work}, work built or formed to neat lines.

Syn: Nice; pure; cleanly; tidy; trim; spruce.