After all, crude oil is as natural as any other earth-derived substance.
终究,原油是象其他从地里获得的物质一样自然。
AGAR AGAR, a gelling substance derived from algae, used to thicken liquids.
琼脂培养基,一种在海藻提取的凝胶物质,用作液体增稠剂。
In fact, Truvía combines rebiana, a substance derived from stevia bushes, with erythritol, a kind of sugar alcohol found in fruits.
(事实上,Truvía 混合了从甜叶菊中提取的成分 rebiana和水果中含有的赤藓糖醇)。
They describe dragon's blood as a "dark red resinous substance derived from various plants" that has long been used in Chinese medicine to treat conditions including ulcers and wounds.
血竭是一种“从不同植物中提取的黑红色树脂状物质”,在中药中长久以来被用于治疗溃疡及外伤。
Atmospheric Marine aerosol was derived from seawater gaseous substance soil dust ash fly from burning coal ash fly from burning fuel and industrial waste at dalian sea area.
结果表明,大连海域大气气溶胶物质主要来自海水、气态物、土壤尘、煤烟尘、燃油灰和工业废料。
Oc pepper: Oleoresin capsicum is a naturally occurring substance derived from hot peppers. Oc pepper causes an intense burning sensation to the skin, eyes and throat upon contact.
辣椒油树脂:辣椒油树脂(OC)是从辣椒中提取的纯天然物质,它能引起皮肤、眼睛、喉咙强烈的灼烧感。
Today we know that water was only a part of the answer. Most of the substance had been derived from the air, that part of the air known as carbon dioxide.
现在我们知道,水仅是答案的一部分,大部分物质来源于空气——空气中那部分被称之为二氧化碳的气体。
After samples were derived by BSTFA, GC-MS took metoprolol as the internal standard substance and made a qualitative and quantitative test.
样品经双甲基硅烷三氟乙酰胺衍生后,以美托洛尔为内标物,用气相色谱-质谱联用仪进行定性定量分析。
Background and Objective:Giant cell tumor of bone(GCT) derived from mesodermic cell, consists mostly of multinucleated giant cells and ground substance cells.
背景和目的:骨巨细胞瘤来源于中胚叶细胞,其肿瘤组织主要由多核巨细胞和基质细胞组成。
Subsequently, a reducing or oxidizing substance derived from the analyte is caused to generate, and the amount thereof is measured by the REDOX reaction.
随后,产生衍生自分析物的还原性或氧化性物质,其量通过氧化还原反应进行测量。
Research has shown that exercise can increase levels of a substance called brain-derived neurotrophic factor (BDNF), which encourages growth, communication and survival of neurons.
研究表明锻炼可以提高一种源于大脑的神经营养因子的水平,促进神经元的生长,交流和存活。
Research has shown that exercise can increase levels of a substance called brain-derived neurotrophic factor (BDNF), which encourages growth, communication and survival of neurons.
研究表明锻炼可以提高一种源于大脑的神经营养因子的水平,促进神经元的生长,交流和存活。
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