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单词
back bonding
释义
back bonding
简明释义
反馈π键:指电子从一个原子的原子轨道移动到另外一个原子或配体的反键轨道(π*轨道),在金属有机化学领域很常见,因为在该领域往往一个过渡金属周围存在很多多原子配体,例如一氧化碳、乙烯或亚硝基正离子,在这些情况下,中心原子上的电子云有部分会移动到这些配体上,以减轻金属上过剩的负电荷。电子一般都来源于金属的d轨道。
网络释义
1
?反馈π键
反馈π键
短语
1
back bonding
倒装键合 ; 反馈键 ; 衬底接合
2
d p back bonding
dp反馈π键
3
back donating bonding
物化
反馈键
双语例句
1
Especially in the stone, and look at the
back
, not a stone there is no trace of adhesive
bonding
, etc... Although this is a small detail, for those who love the stone details look carefully is good.
特别是在石,而且看的背面,没有一个一个石刻根本没有粘接的痕迹等。虽然这是一个小细节,为那些谁爱石细节处看仔细点肯定是好的。
2
The results show that the
bonding
steel on RC beam can hold
back
the cracking in the beam effectively and the software ANSYS …
模拟结果表明粘钢加固能够有效地抑制裂缝构件中的开展,而利用ANSYS软件可以很好地模拟粘钢前后梁的开裂等非线性现象。
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更新时间:2025/2/15 16:37:21