材料提取 meaning in Chinese

mto material take off

Standard test method for total solids and water in vegetable tanning material extracts
在植物鞣皮材料提取物中总固体和水的标准试验方法
Standard test method for determining non - tannins and tannin in extracts of vegetable tanning materials
植物性单宁材料提取中测定单宁和非单宁的标准试验方法
Standard practice for preparation of solution of solid , pasty and powdered vegetable tannin extracts
固体状浆糊状和粉末状植物鞣皮材料提取物溶液的制备标准实施规范
Standard test method for determing soluble solids and insolubles in extracts of vegetable tanning materials
植物性单宁材料提取中测定可溶固体和非溶解物的标准试验方法
Dna extraction from different specimens is the foundation of conservation genetics . it is difficult to extract total dna from tannage of chinese alligator with usual method
利用不同的实验材料提取适合研究的dna是保护遗传学研究的基础，而对于鞣制皮革，用常规的dna提取方法很难提到适合于研究的dna样品。