查询词典 phosphate

It was helpful to extract enzyme by using homogenate in citrate-phosphate buffer; The enzyme activity extracted from pH5.6 buffer is higher than that of pH5.8.The loss of enzyme activity of this zymin is better, but easily used in manufacture.

丙酮粉提取法会引起回收酶活性较大损失，其总酶活仅是缓冲液匀浆法和浸提法的1/5、1/7，但酶制剂本身的酶活性较好，使用方便，有利于工业化生产应用。

The structuresof phosphate polyoxyethylene abietate was identified by IR.

红外光谱表明，合成产物为松香基聚氧乙烯醚磷酸酯。

The results show that the bioceramic coating contains such bioactive phases as hydroxyapatite and tricalcium phosphate during laser cladoping. And the interlaced flake structure and micropores of about 0.5~2 μm in size exist on the surface of accidented gradient bioceramic coating, suitable to grow new bone along with the surface and micropore.

结果表明：激光熔覆复合涂层中生成了羟基磷灰石和磷酸三钙等生物活性相，凹凸不平的表面出现网络交错的片状结构和微孔(孔径为0.5~2 μm)，有利于新骨沿着表面及内部连通微孔攀附生长。

Pyridoxal phosphate-dependent HDC are encountered in Gram-negative bacteria belonging to various species (i.e. Raoultella planticola, Enterobacter aerogenes, Photobacterium phosphoreum, etc.) Takahashi et al. 2003; Morii et al.

磷酸吡哆醛依赖HDC的是遇到革兰阴性菌属于不同的物种（即Raoultella planticola，产气肠杆菌，发光菌，等）（高桥等人。2003年；森井等人。2006年）。

The effects of low level N、P、K on seedling height and ground diameter of Agathis dammara were better than high levels. The treatment N1P1K1 namely urea 2.2 grams, fused calcium-magnesium phosphate fertilizer 16.6 grams, potassium chloride 1.7 grams showed the best fertilization and high significant to other treatments.

结果表明，1~8个月不同处理间都呈极显著差异，低水平的营养元素对促进贝壳杉苗高和地径的生长好于高水平，以N1P1K1处理即尿素2.2g，钙镁磷肥16.6g，氯化钾1.7g为施肥效果最好，且与其它处理呈极显著差异。

The characteristic of the late Albian in Tethys Himalaya is deposition of black shale with glauconitic and phosphate beds, deposited during transgressive periods.

红层颜色醒目，岩性稳定，主要为紫红色-褐红色页片状泥岩和有孔虫泥质灰岩，其时代为晚白垩世Santonian期至Campanian期。

The resin composition for a platable substrate of the present invention comprises 100 parts by weight of a resin composition comprising 10 to 60% by weight of a graft copolymer prepared by graft polymerization of a rubbery polymer (A1) and a monomer component (A2) containing an aromatic alkenyl compound monomer unit and a vinyl cyanide compound monomer unit and 40 to 90% by weight of the other polymer provided that the total amount of the components (A and is 100% by weight, and 5 to 40 parts by weight of a phosphate ester flame retardant having a molecular weight of more than 326 or 2 to 40 parts by weight of a red phosphorus flame retardant.

本发明涉及一种镀覆基材用树脂组合物，其特征在于，该树脂组合物是在100质量份的树脂组合物中，混合5～40质量份的分子量超过326的磷酸酯系阻燃剂或2～40质量份的红磷系阻燃剂形成的物质，其中树脂组合物由10～60质量％的接枝共聚物和40～90质量％的其它聚合物组成(A+＝100重量％，接枝共聚物通过在橡胶质聚合物(A1)上接枝聚合含有芳香族烯烃化合物单体单元和氰化乙烯基化合物单体单元的单体成分(A2)得到。

A multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms.

一种多价的氮族非金属元素，通常见于无机磷酸盐岩石中或作为有机磷酸盐存在于活细胞中，极其活跃，有多种同素异形体。

The synthesis of molecular beacon. CdTe QDs, DNA and EDC were added into the phosphate-buffered saline solution, reacted for 24 h at room temperature. In this period, carboxyl on the CdTe reacted with amido on DNA.

二、在PBS缓冲溶液中，将CdTe量子点、DNA和脱水剂EDC混合，于室温下反应24小时，CdTe量子点表面的羧基与DNA5'端的氨基缩合，合成分子灯塔探针。

Experiments of ammoniated slurry concentrated process are described by using Yichang middle grade phosphate rock,including the technology of wet-process phosphoric acid,ammonization,concentration and drying of ammoniated slurry.

介绍宜昌中品位磷矿采用&料浆浓缩&工艺制取磷酸一铵的评价实验，对湿法磷酸工艺、磷酸氨化、磷铵料浆浓缩和干燥等过程进行了研究，测定了有关的物性数据和技术经济指标，为我国中品位磷矿采用料浆浓缩法制磷酸一铵工艺提供参考数据。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。