1.
Synthesis and Characterization of P_2W_(20)-Heteropolyanion Containing Rare Earth Elements;
P_2W_（20）稀土杂多酸盐的合成及表征
2.
rank soil, earth, etc
杂草滋生的土壤、 土地等
3.
(of land)full of or likely to produce many weeds
（指土地）长满杂草的,易生杂草的
4.
From textural point of view, about30% soils are clayey,35% loamy and10% sandy while the remaining have variable texture.
从质地上看，约30%土壤是粘土，35%壤土，10%砂土，其余土壤质地庞杂。
5.
Development of Rare-Earth Doped Alkaline-Earth Compound Luminescent Materials;
稀土掺杂碱土金属化合物发光材料的研制
6.
Study on Pile Vertical Vibration in Inhomogeneous Soil
复杂非均质土中桩土竖向振动理论研究
7.
Study on Recycling Rare Earth from A Low-grade and Complex Rare Earth Concentrate
某低品位复杂稀土精矿中提取稀土的研究
8.
Comparision of deaking fill soil foundation and loam foundation with sand pile
砂石桩法处理杂填土与黏性土地基的比较
9.
Preliminary study on soil seed bank of weeds in winter wheat field on Loess Plateau
陇东黄土高原冬小麦地土壤杂草种子库初探
10.
Before sowing or planting crops, rough ground must be cleaned and weeds removed.
在播种庄稼之前，先平整土地，清除杂草。
11.
Soil water erosion is a complex physicochemical process.
土壤水蚀是一个复杂的物理化学过程。
12.
There was never much dust in the sacks.
袋子里从来不会掺杂太多的土。”
13.
Weeds grow thickly in rich soil.
杂草在肥沃的土壤中长得很茂盛。
14.
To rid of dirt, rubbish, or impurities.
扫除，清除去除尘土、垃圾或杂质
15.
Study on PS/Montmorillonite Intercalated Hybrid
聚苯乙烯/蒙脱土嵌入混杂材料的研究
16.
Study on Rare-Earth Doping and Self-organizing of Silica Colloidal Microspheres;
SiO_2胶体微球的稀土掺杂与自组装研究
17.
Research on Rare Earth Doped Tellurite Glass Optical Fiber;
稀土掺杂碲酸盐玻璃放大光纤的研究
18.
Study on Sustainable Development of Minor Crops Production in the Loess Plateau of China;
黄土高原小杂粮生产可持续发展研究