baseline; reference line
Tone colorsmāmámǎmàma
Meanings
1 sense · 3 examplesnoun
baseline; reference line
formalA technical term used in surveying, cartography, engineering, and geometry as a starting or reference line from which other measurements are taken.
Dì地
tú图
cè测
huì绘
xū需
yào要
xiān先
què确
dìng定
yī一
tiáo条
jīng精
què确
de的
jī基
xiàn线
。
Map surveying and mapping require first establishing a precise baseline.
Zài在
cè测
liáng量
xué学
zhōng中
，
jī基
xiàn线
shì是
liǎng两
gè个
yǐ已
zhī知
diǎn点
zhī之
jiān间
de的
shuǐ水
píng平
jù距
lí离
。
In surveying, a baseline is the horizontal distance between two known points.
Show 1 more exampleShow fewer examples
Zhè这
gè个
sān三
jiǎo角
xíng形
de的
dǐ底
biān边
bèi被
xuǎn选
wéi为
jì计
suàn算
de的
jī基
xiàn线
。
The base of this triangle is chosen as the baseline for calculation.