tetrahedral arrangement 中文意思是什麼
tetrahedral arrangement
解釋
四面體排列- tetrahedral : adj. 1. 有四面的。2. 【幾】四面（體）的；【植物；植物學】四分同裂的。
- arrangement : n. 1. 整頓，整理；排列，布置，分類。2. 〈pl. 〉安排，料理，籌備，預備。3. 商定，約定。4. 調解，和解。5. 改作，改編；改編的樂曲。
-
3. the development of the anther wall follows the basic type. cytokinesis in the microspore mother cell is of the successive type. the arrangement of microspore in tetrad is tetrahedral. mature pollen grain is of 2 - celled type. the anther has 4 four rooms, accidentally seen six or seven rooms
花藥壁的發育為基本型，小孢子減數分裂為連續型，小孢子四分體為四面體型，成熟花粉為二細胞型。花藥多為四室，偶見六室和七室。 4 -
As its abundance is rare, it is very valuable. it appears in native usually as colourless precious stone, and is useful for cutting things and in jewellery. each atom in diamond is bonded to four others in a tetrahedral arrangement which gives the structure considerable intrinsic strength and hardness
金剛石是非常罕有且珍貴的碳，在金剛石中，每個碳原子都以正四面體的排列方式與另外三個碳原子連接，因此破壞這種化學鍵需要極大的能量，因此金剛石十分堅硬，主要用作金屬及珠寶切割的用途。
分享友人