Standard test method for determination of ethoxyl or hydroxyethoxyl substitution in cellulose ether products by gas chromatography 用气相色谱法测定纤维素醚产品中羟乙基替代物的标准试验方法
While food has substitutes in the form of natural medicines or artificial foods , there are no substitutes for seep and rest 尽管食物可由于天然药物和人工食物来代替，睡眠和休息却没有替代物。
Surrogate measures of arterial stiffness : do they have additive predictive value or are they only surrogates of a surrogate 动脉僵硬度的替代测量：是具有额外的预测价值还是仅仅是一个替代物？
Do not use oxygen as a substitute for air , e . g . . for operating pneumatic tools , inflating tyres , starting diesel engines 不要把氧用在空气的替代物，例如，用氧操作气动工具、给轮胎打气、开柴油机。
A mixture of plant proteins occurring in cereal grains , chiefly corn and wheat , used as an adhesive and as a flour substitute 面筋产生于谷类中的一种植物蛋白混合物，主要产生于玉米和小麦，用作粘剂和面粉替代物
Sustainable environmental alternatives for growers . producing beneficial insects and supplying non - chemical farm and garden products 支撑环境的培植替代物的制作，培养有益的昆虫和供给无化学物的农场和花园产品。
For all the help this computer may provide , it should not be seen as a substitute for fundamental thinking and reasoning skills 尽管计算机可以提供那么多的帮助，它却不应该被看作是基本的思维和推理技巧的替代物。
Where the depository keeps any other fungible item , it may return any item of the same type , quality and quantity in accordance with the contract 保管其他可替代物的，可以按照约定返还相同种类、品质、数量的物品。
They think delicate chemical husbandry will one day yield a method to grow the cells into replacements for dead and diseased tissue 他们认为精密的化学处理将在某一天产生培养这些细胞成为坏死或病变组织替代物的方法。
Replacements could not only alleviate shortages , but also offer important advantages , including longer shelf life and compatibility with any blood type 替代物不仅可缓解紧缺，还有重要的优点如更长的存放时间和与任何血型都相容。
