中柱

Between Cr and As have possibly promotion to absorption amounts in loessial soil.(6) Utilizing infiltration experiment of soil column, the results show that environmental capacity of Cr and As in loessial soil is 95.9kg/ha and 12.6kg/ha.

6在全面阐述土壤环境容量模型的基础上，用土柱淋滤试验方法研究首次得出了黄土类土中铬、砷的土壤环境容量分别为95.9kg／ha和12.6kg／ha。

The free radical scavenging effects of Meretrix meretrix hydrolysates prepared with papain,neutral protease and acid protease were investigated.

利用正交实验研究了文蛤蛋白分别经木瓜蛋白酶、中性蛋白酶、酸性蛋白酶作用后酶解物对羟自由基和超氧自由基的清除作用，优化了水解条件，并对最佳清除率下的三种酶解物进行SephadexG50凝胶柱分离，测定酶解物中抗氧化活性肽的分子量分布。

Barrett's esophagus, the most important risk factor in the deelopment of adenocarcinoma of the esophagus, is a metaplastic condition in which the normal squamous epithelium of the esophagus is replaced by columnar or glandular epithelium.

Barrett食管，是食管的正常的鳞状上皮被柱状或腺状上皮所取代的一种化生状态，为食管腺癌的发生中的最重要的危险因素。

Melamine in eggs was extracted and the protein in samples was precipitated with acetronitrile, melamine was separated on a Luna SCX column (Luna 5u SCX 250×4.6mm) with monopotassium phosphate(MKP 0.05mol/L, pH=3.00), acetronitrile buffer solution (70:30, by volume) as the mobile phase at flow rate 1.50mL/min and the detection wavelength was 240nm, quantitative with external standard method.

采用乙腈作为样品中蛋白质的沉淀剂和三聚氰胺提取剂，流动相为0.05mol/L(pH=3.00)的磷酸二氢钾乙腈缓冲溶液，检测波长为240nm，流速为1.50mL/min，SCX(Luna 5u SCX250×4.6mm)色谱柱进行分离，HPLC-UV检测，外标法定量。

The molecularly imprinted solid-phase extraction columns were prepared from a 1.0 mL glass syringe packed with 150 mg of the molecularly polymer. The MISPE procedure performed in an off-line mode coupled with reversed-phase high performance liquid chromatography was developed to extract domoic acid from Mytilus edulis and seawater samples.

用150 mg印迹聚合物填充于1.0 mL玻璃注射器制成的分子印迹固相萃取柱，采用离线模式，并结合高效液相色谱实现紫贻贝和海水中软骨藻酸的分离与检测。

METHODS CTX-d was fractionated and purified from Naja naja atra venom by column chromatography and RP-HPLC.

方法应用柱层析及RP—HPLC，从眼镜蛇毒粗毒中分离纯化细胞素素。

The radial force balance equation for the self-electric field and self- magnetic field of the relativistic electron beam is used to calculate the angular rotation frequency of the relativistic electron beam propagating through the cylindrical wave guide filled with nonneutral plasmas.

首先利用相对论电子束的自电场与自磁场所产生的径向力平衡方程，计算出相对论电子束在稳态非中性等离子体填充的柱状波导中传输的转动频率。

The line that joins the midpoints of the nonparallel sides of a trapezoid .

支持屋顶的三角形桁架中平行的直柱。

Ovary subinferior, obconical to turbinate, 4- or 5-loculed; placentation axile; ovules numerous. Style 1, short; stigma capitate, 4- or 5-fissured.

半下位的子房，倒锥状与陀螺状，室4或5；中轴胎座胚珠多数花柱1，短；柱头头状，4或5使裂开。

Combined with purifying using Spe-ed solid phase extraction Cartridges Octadecyl C18/18% and determining by reversed-phase high performance liquid chromatography, extraction effects by four kinds of extraction methods were studied.

结合固相萃取柱净化－HPLC测定技术比较了4种提取方法对土壤样品中吡虫啉的提取效果。

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