烷基链长度不同，形成的纤维状聚集体的形态也不同。

Moreover, the length of alkyl groups in dialkylurea lead to different morphology of the aggregates.

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所有纤维状沉积物都是由基岩(通常是石灰岩)的孔隙中受压的饱和溶液形成的，当他们遇到空气，就结晶沉积下来。

All fibrous formations form from saturated solutions being squeezed out of pores in the bedrock (usually limestone) and depositing at they hit air.

youdao

所有纤维状沉积物都是由基岩(通常是石灰岩)的孔隙中受压的饱和溶液形成的，当他们遇到空气，就结晶沉积下来。

All fibrous formations form from saturated solutions being squeezed out of pores in the bedrock (usually limestone) and depositing at they hit air.

youdao