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单词
Napier's bones
释义
Napier's bones
美
英
网络
纳皮尔算筹；纳皮尔骨头；纳皮尔的骨头
英英
网络释义
np.
1.
a
set
of
graduated
rods
based
on
the
principles
of
logarithms
,
formerly
used
to
perform
multiplication
and
division
but
now
used
primarily
for
educational
purposes
1.
纳皮尔算筹
纳皮尔算筹
（
Napier's bones
）——乘法辅助工具............................49机械式计算机——Schikard计算机、Pascaline ............50...
blog.csdn.net
2.
纳皮尔骨头
所谓
纳皮尔骨头
（
Napier's Bones
）是一种用来计算乘法与除法，类似算盘的工具。由一个底座及九根圆柱（方柱）组成，可以 …
www.panking.net
3.
纳皮尔的骨头
1612年，纳皮尔（John Napier）设计了对数和所谓的「
纳皮尔的骨头
」(
Napier's Bones
)计算器。他的「骨头」是编上数字木 …
home.educities.edu.tw
例句
释义:
纳皮尔算筹,纳皮尔骨头,纳皮尔的骨头
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by adoption
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by a finger's breadth
by a flash
by a fraction
by agreement
by ahair
By a hair
by a hairbreadth
by a hair's breadth
by a head
by air
by air mail
by airplane
byak angelicin
byakangelicin
byak angelicin
byak-angelicol
byakangelicol
byakko sha
Byala
by a landslide
by alkaline treatment
By all accounts
by all appearance
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更新时间：2026/5/17 22:26:31