网站首页
词典首页
请输入您要查询的英文单词：
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
随便看
is not an exact science
is not for
is not for the faint - hearted
is not good enough.
is nothing sacred
is nothing short of
is not known to be
is not long for this world
is not rocket science
is not the word for it
is not to be sniffed at
is nowhere to be found
ISNP
isns
isnt
isn t
isn't
isn't having any
isn't it
Isn?s
isn’t
ISO
I.S.O.
iso-
i.s.o
英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间：2026/9/28 19:10:49