branch diameter的用法和樣例：
例句
- Moreover, the results of laser Raman resonant measurements indicated a larger mean diameter of our SWNTs.
激光拉曼分析結果表明制得的單壁納米碳管直徑較大。 - The reactive tube diameter will affect the unit yield of multiwall carbon nanotubes and the quality.
反應管直徑大小將影響多壁碳納米管的單位產(chǎn)量并對多壁碳納米管質(zhì)量產(chǎn)生影響。
