热热热久久久免费视频|第四色五月婷婷五月天AV|日韩高清无码免费一级大片|日本成人手机在线视频|中文字幕无码Av在线|台湾a级别黄片免费看|欧美一级性爱亚洲第一性爱|A级黄色电影久草大|www.91精品视频|亚洲AV资源欧洲无码在线观

單詞乎

Pd

Pd是什么意思、Pd怎么讀

Pd漢語(yǔ)翻譯

【醫(yī)】 鈀(46號(hào)元素)

Pd英語(yǔ)解釋

名詞 pd:

  1. a silver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry
    同義詞:palladium, atomic number 46

Pd詳細(xì)解釋

Pd
NONE(無(wú)詞性)
The symbol for the element palladium
元素palladium的符號(hào)

0
糾錯(cuò)