英语语法分析

These results implied that the focused microwave-assisted extraction method was a promising method for the extraction of guttapercha.

两种方法所获产品纯度相差不大，显示了聚焦微波助提法提取杜仲胶的高效能。

The result indicated that the irritation of the MPU 03 material on periapical tissue was less than the root canal sealer and Guttapercha( P< 0.01).

结果显示：MPU-03材料对根尖周组织的刺激性明显轻于常规的糊剂牙胶尖充填材料（P＜0．01）。

Eucommia ulmoides gum(guttapercha or balata) is a crystalline particle existing in the bark and leaf of Duzhong tree (Eucommia ulmoides Oliv), and to extract E.

在杜仲树中杜仲胶以晶体微粒的形式存在，必需用溶剂提取或机械破坏植物组织来获取。