英语语法分析

It is suggested that the specific speed would be replaced by diametric ratio, and the new nameplate would be used.

建议比转速应为直径比所取代，并启用水斗式水轮机新铭牌。

Distribution rule of the arbor in different diametric class was investigated by sampling survey and statistical analysis, then expanded to the whole area in Beijing.

而树种实有植株径阶分布状况，则通过抽样调查、统计分析得到样本径阶分布规律，再将该规律扩展到北京城区乔木实有植株。

Observing vascular morphological and diametric changes of low leg on 30 cases with nodular vasculitis using Duples and Colour Dopplar Ulrtasound, 20 normal people as controls.

对病理活检确诊的30例结节性血管炎患者、20例健康者，采用双功能彩色多普勒超声扫描仪观察其下肢血管的形态和管径。