请输入您要查询的英文单词:
单词
technetium 99
释义
technetium 99
tech·ne·ti·um 99 (
99
Tc),
(
tek-nē'shē-ŭm
),
A radioisotope of technetium that is the decay product of technetium-99m and has a weak beta emission and a physical half-life of 213,000 years.
随便看
h c andersen
hcanh
hcanj
hcao
hcaoa
hcaog
hcap
hcap1
hcapl
hcaps
hcaq
hcar
hcar1
hcar2
hcar3
hcarar
hcarc
hcard9
hcares
h carrier system
hcars
hcas
hcasa
hcasc
hcask
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/3/17 13:12:39