查询词典 NAA

Mature embryo sac can form from megaspore mother cell on the modified VW medium supplemented with 0.5mg/L BA and 0.1 mg/L NAA.

在培养基无外源激素或仅含生长素或细胞分裂素时，雌配子体的发生过程不能顺利完成；在改良VW培养基上添加0.5 mg/L BA和0.1 mg/LNAA时，形成成熟胚囊。

NAAs are the most important part of natural immunity, which maintains the homeostasis of human body , prevents autoimmunity diseases, has anti-inflammation and anti-tumor surveillance function.

NAA是构成天然免疫的重要组成部分，可以维持自身稳定、防止自身免疫病发生，具有抗炎、抗肿瘤监视作用等。

MS medium supplemented with 0.5mg/L NAA and different concentrations of PP333 could make D. nobile plantlets thrived.

以MS+NAA0.5mg／L为基本培养基，附加不同浓度的PP_(333)，可促使金钗石斛幼苗茁壮生长。

Foot and ankle surgeons treat many oerweight children with custom orthotic deices, physical therapy and other conseratie measures to reduce or eliminate pain.

由于治疗过多位超重导致脚痛的儿童，FACFAS位于达拉斯市郊的外科医生Aamuel Naa说，他治疗的儿童小至初学走路，达到青少年。

Vitamins such as thiamine,inositol,riboflavin,pyridoxine,calcium pantothenate also promoted growth of the fungus to some extent,among them thiamine proved to be most effective.

硫胺素、肌醇、吡哆醇、核黄素、泛酸钙等对菌丝体生长均有不同程度的促进作用，其中尤以硫胺素的作用最为显著。0.5μg.g－1的NAA、1。

Radiate was 108%. Different phytohormone had different influence on the rooting of the two species. NAA is better for rooting than IBA.

对来自西南部分地区和日本的一些石蒜品种进行了核型研究，发现石蒜存在较大的核型变异。

Probing into the safety of curing intractable psychopathy will be conducive to reduce a variety of syndromes.

但至今为止有关海马NAA、Cho含量的研究差异较大，还有待于进一步探索和研究。

The result indicates that the main influence factor on rootage of Photinia serrulata was hormones kind,and the next came cuttings types and cutting substrates.Hormone concentration had the least influence on cutting rootage.

结果表明：影响红叶石楠插穗生根的主导因素是激素种类，其次是插穗类型和扦插基质，激素质量浓度的影响最小；激素IBA处理的插穗生根率极显著(α=0.01)优于NAA和GRR，绿枝中部和上部插条生根率极显著(α=0.01)优于下部，扦插在基质A1和A2更易生根。

And then adding NAA at low concentration in MS was used to give rise to roots. We also found that lower level of hormone could control effectively browninng and vitrifaction during the culture and G1 n (6mg/L) and AgNOj (2mg/L) supplemented in shoot induction media could improve the shoot information rates apparently (about90%).The whole period of plant regeneration from leaflets of peanut could be divided as five steps: germination - shoot induction -shoot elongation-rooting- tranplant.

用1／2MS培养基萌发花生种子，9-10d后，从无菌花生苗上切取幼嫩叶片中部为外植体。2500Lux光照和27±1℃条件下，在诱芽培养基(MS+BA3mg／L+NAA0.8mg／L+AgNO_32mg／L十Gln 6mg／L)培养12-14d即可观察到明显芽点或瘤状突起，较前人报道的培养时间大大缩短了，4w后芽点进一步发育成丛生芽，芽诱导率达90.2％，每个外植体平均产9个丛尘芽，然后转至培养基MS+BA3 mg／L+AgNO_32 mg／L上诱导芽的伸长，3-4w后可长至3-4cm，切下带有2-3片叶片的幼芽移至生根培养基(MS+NAA0.8mg／L+AgNO_32mg／L)，1w后切口处可见白色不定根形成。

The structure of the directingagent by method of Xray diffraction was examined.

用X－射线衍射法对用于NaA合成的导向剂结构进行了研究。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐