Silicone encapsulants consist of rubber compound, cross-linking agent, catalyst and filler, their performance is related to materials and compositional structure.

硅橡胶型灌封胶主要由基础聚合物、 交联剂、 催化剂、 填料等组成，灌封胶的性能与胶料的组成、结构有关。

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Its slender structure, which complements the viewing and compositional axis, is further extended by two-level piers.

它细长的结构，构成了景观视野轴线，并由两层的码头进一步延伸。

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Instead, it explores five excerpts, with each movement employing an unconventional instrumentation and compositional structure.

WSJ: One Man's Memoir of 9/11 Becomes Another's Symphony