tree landing造句

例句与造句

1. We can see from the photos of the sem that the diameters of the powers of this tree land of materials obtained by the system of trion x - 100 / caprylic alcohol / cyclohexane / water are about 20 nm . by means of uv - vis , atomic absorption spectrometry and so on , nanoparticles of this three kind of anode materials are synthesized
   利用trionx - 100 /正辛醇/环己烷/水反胶束体系制备出三种物质的粉体，扫描电子显微镜照片显示粒子的粒径在20nm左右，分布均匀；此外还利用uv - vis 、原子吸收光谱等测试手段，都表明合成出了三种正极材料的纳米粒子。
2. It's difficult to find tree landing in a sentence. 用tree landing造句挺难的