天然的物质

This produces the strain to have the biology active function natural plant, after the repeated test, the science blends, careful screening soaks raises the biological activity material which or the extract craft processing becomes, uses in the birds and beasts class animal specially, may substitute the antibiotic class feed additive, enhances the birds and beasts body immunity, the promotion meat birds and beasts grows, enhances the egg birds and beasts to produce the egg rate and so on.

2006年7月22日本产品系具有生物学活性功能的天然植物，经反复试验、科学配伍、精心筛选后以浸提或萃取工艺加工而成的生物活性物质，专用于禽类动物，可以替代抗生素类饲料添加剂，提高禽体免疫力，促进肉禽生长，提高蛋禽产蛋率等。

Biomass is a widely-existed renewable resource. The natural biomass used to produce ethanol by fermenation is mainly divided into three types: sugar, amylum and cellulosic materials.

生物质是一种广泛存在的可再生资源，经发酵生产乙醇所用的天然生物质资源原料主要分为3类：糖、淀粉和纤维素物质。

The method of extracting natural preservative in pepper and its bacteriostasis were studied.

研究了胡椒中天然防腐剂的提取方法和抑菌作用，结果表明，用食用乙醇提取胡椒中防腐物质的最佳提取工艺参数为：固液比1∶25、浸提温度70℃、浸提时间为20h。

The hope is that treatment based on natural products might be less susceptible to resistance.

人们希望，基于天然物质的治疗可能会较少地产生耐药性。

One common kind of distress can be alleviated using natural substances.

一个常见的窘迫不能减轻使用天然物质。

Natural sources of radiation are responsible for most of the radioactive substances in the environment.

天然辐射来源是负责大部分的放射性物质在环境中。

This enzyme-based, natural product contains colloidal suspension and no biocide additives, bacteria or toxic solvents.

WPC基于一种生物酶的天然产品，属于胶状悬浮物，不含生物杀灭剂，细菌或有毒物质。

IT is by far the hardest of all known natural substances (10 on Mohs' scale); only manmade Borazon and synthetic diamond are as hard.

这是目前已知的所有天然物质最难(10月Mohs法大)；只有氮化硼、人造金刚石是人工硬。

A chiral phase transfer catalyst, N-benzyl quinine bromide, was synthesized from natural chiral compound. And 2,5-bimethyl-4-(3-nitrobenzene)-1,4-bihydrogenation pyridine-3--4-methyl formate (viz. nitrendipine) was synthesized by this chiral phase transfer catalysis, and characterized by elemental analysis, infrared spectrum,1H nuclear magnetic resornace, and X-ray single-crystal diffraction.Key words: ammonium; chiral phase transfer catalyser; crystal structure

通过对天然手性物质进行修饰合成手性相转移催化剂N-苄基溴化奎宁，并对目标分子2，5-二甲基-4-(3-硝基苯)-1，4-二氢吡啶-3-甲酸乙酯-5-甲酸甲酯进行不对称催化合成，并通过红外光谱和核磁共振氢谱对化合物进行了表征，用X射线单晶衍射法测定了该化合物的晶体结构。

The cordyceps grass vegetable, the cordyceps grass is sour, the cordyceps grass many sugar, SOD—enzyme, guanin, urine, the gland... etc., a materials of the pit are all with the natural cordyceps grass homology, the poison reason evaluation:Have no poisonous side effect to the human body, is a stub in the world new species of biggest cordyceps grass in very unique body.

虫草素、虫草酸、虫草多糖、SoD、腺嘌岭、鸟嘌呤、尿嘧啶、腺苷等，核苷类物质都与天然虫草相同，毒理评价：对人体无任何毒副作用，是一株世界上绝无仅有形体最大的虫草新品种。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。