例句與造句

1. The al matrix composites by reaction synthesis put up high mechanical behavior , well high - temperature properties and excellent wearing quality but the existent difficulties lie in that homogenizing method is not perfect , fundamental research to growth mechanism is absent and the concomitance compound come from reaction is difficult to eliminate at present
   反應(yīng)合成的鋁基復(fù)合材料具有常溫力學(xué)性能高、高溫性能好和耐磨性突出的優(yōu)點，而存在的主要研究難題則是整個材料均質(zhì)化方法不理想、生長機(jī)制等基礎(chǔ)理論研究缺乏、反應(yīng)伴生的化合物難以控制等。
2. It's difficult to find homogenized method in a sentence. 用homogenized method造句挺難的