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同一种化学元素的原子经由连续的共价键互相连接形成长链状的分子的作用。
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Codeword Workshop
codex
Codex alimentariu
codex alimentarius ad hoc intergovernmental task force on food derived from biotechnology
Codex Committee on Cereals,Pulses and Legumes
Codex Committee on Cocoa Productsand Chocolate
Codex Committee on Contaminants in Food
Codex Committee on Fats and Oils
Codex Committee on Fish and Fishery Products
Codex Committee on Food Additives
Codex Committee on Food Hygiene
Codex Committee on Food Import and Export Inspection and Certification Systems
Codex Committee on Food Labelling
Codex Committee on Fresh Fruits and Vegetables
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Codex Committee on Meat Hygiene
Codex Committee on Methods of Analysis and Sampling
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Codex Committee on Pesticide Residues
Codex Committee on Processed Fruits and Vegetables
Codex Committee on Residues of Veterinary Drugs in Foods
Codex Committee on Spices and Culinary Herbs
Codex Committee on Sugars
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