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- 四four
- 水water
- Zn-Al类水滑石零净电荷点及等电点研究Studies of the Point of Zero Net Charge and Isoelectric Point of Zn-Al Hydrotalcite-like Compounds
- 淋巴腺上的肿瘤通常是恶性的；四类主要癌症类型之一。a neoplasm of lymph tissue that is usually malignant; one of the four major types of cancer.
- 四个tetrad
- 含铜类水滑石催化材料热分解过程的研究Study on the Thermal Decomposition of a Copper-Containing Hydrotalcite-like Catalytic Material
- 水的enhydrous
- 一类和四类有什么差别吗?What's the difference between the first and the fourth class?
- 类水母体象水母的形状A shape resembling a jellyfish.
- 四类形象four types of characters
- 类水滑石催化尿素与1,2-丙二醇合成碳酸丙烯酯Synthesis of Propylene Carbonate from Urea and 1,2-Propanediol Catalyzed by Hydrotalcite-Like Compounds
- 四类土壤four types of soil
- 半翅类水虫water bug
- 四类分子four kinds of elements; a person belonging to one of the abovecategories
- 类水溶剂waterlike solvent
- 四类窝洞Class 4 cavity
- 类水滑石hydrotalcite-like compound
- 二类占28.3%，三类占14.4%，四类占8.9%，劣四类占27.1%。28.3 percent reached Grade II;14.4 percent reached Grade III; 8.9 reached Grade IV,and the remaining 27.1 percent exceeded Grade IV.
- 类水母体medusoid
- 四类主导产品four kinds of leading products
