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In the lever of isozyme,10 species of Melampsora larici-populina are divided into four groups:the first includes Nm ,GL, H159,CJQ and ZST ;the second is Qh and Bqy, the third is Scb and Ts, Tt is included in the forth group.

在同功酶水平上落叶松-杨栅锈菌主要分为以下四大类：Nm、GL、H159，CJQ和ZST为第一类； Qh和Bqy为第二类；Scb和Ts为第三类；Tt为第四类。

In the lever of DNA,13 isolates of Melampsora larici-populina are divided into four groups:the first is composed of GL and CJQ,the second consists of Ts,Tt,Scb and Nm, the third contains Ha,Hf,H159,ZST,Bqy and Hdao,the last is Qh.

在DNA水平上落叶松-杨栅锈菌主要分化成以下四大类：第一类为：GL和CJQ；第二类为：Ts、Tt、Scb和Nm；第三类为：Ha、Hf、H159、ZST、Bqy和Hdao；第四类为：Qh。

The optimum conditions for making microspheres were obtained via orthogonal experiment with adsorptive capacity as the index as follows: the mass fraction of water phase is 2%(ratio between starch and β-cyclodextrin is 1:2), 110 mL oil, 3.3 g Span60, 6.6 g Tween60, 15 mL water, 18 mL assistant surfactant, 0.07 g metaphosphoric acid trisodium salt. The microspheres were characterized by microscope and the average particle size is about 329.3 nm with productive rate of 41%.

结果表明，质量分数为2%的可溶性淀粉与β-环糊精溶液为水相（二者的质量比为1：2），油相用量为110 mL，水相用量为15 mL，乳化剂Span60用量为3.3 g，Tween60用量为6.6 g，助乳化剂用量为18 mL，三偏磷酸钠用量为0.07 g，制备得到的复合纳米微球在扫描电子显微镜下，微球大小分布均匀，所得纳米微球产率为41%，平均粒径为329.3 nm。

Objective:To develop a method for determination of metasilicic acid(H2SiO3) in mineral water at the wavelength of 350 nm and study on the ferrous ion′s interference elimination.

目的：通过实验找出在波长350 nm处测定矿泉水中偏硅酸，建立消除亚铁离子干扰矿泉水中偏硅酸测定的分析方法。

The method uses carboxyl methylic cellulose sodium spreads out an agent to be chloroform as bind agent;- acetone (7:3); Chan Bo grows linear scanning law to determine,λ S=360 Nm.

方法采用羧甲基纤维素钠作为黏合剂；展开剂为氯仿-丙酮(7：3)；单波长线性扫描法测定，λS=360 nm。

The comparative experiments of rearing Penaeus vanname larvae fed the microencapsulated diets and micro-partical diets of "OK" brand and a searies of microgranular diets of "Bonasse" brand was performed. Two brands of diets are respectively formulated with rotifera at percentage of 70%, 80%, 90% and 100%. During the nursery period, the water quality factors such as the concentrations of NH3-Nt, NH3-Nm, NO2-- N, COD and main planktons were tested to find out their change regulation and the influence on survival rates and metamorphic rates of shrimp larvae.

本文利用欧开牌微胶囊饲料、微粒饲料和博尚牌系列微型饲料作为对虾育苗饲料，分别以70％、80％、90％和100％的比例与卤虫活饵料配合来培育凡纳对虾幼体，通过对凡纳对虾幼体有关生长发育指标的对比以及对育苗期间水中总氨氮(NH_3-N_t)、非离子氨氮(NH_3-Nm)、亚硝酸盐氮(NP_2~--N)、化学耗氧量和主要浮游生物等水质因子进行检测，找出它们的变化规律并比较上述饲料对幼体生长发育、成活率、变态率和育苗效果的影响。

The reflectance microspectra in the 600 to 700 nm region is measured by a visible microspetromater based on fiber confocal microscope. The microspectroscopy of the normal and cancerous gastric tissues is measured.

基于光纤共聚焦显微系统，建立了可见光显微光谱实验装置，测量了离体正常和癌变胃组织的显微光谱，给出了样品在600~700 nm波长范围内的显微光谱分布情况，实验结果表明可见光显微光谱技术简单、有效，可用于胃癌的早期检测。

The results show that particle sizes of powder mixtures milled 30 h are in the range of 70-100 nm.

结果表明：球磨30 h后，粉末粒径达到70~100 nm。

MethodsHPLC was used.The stationary phase was Spherixorb C18column.The moble phase was acetonitrilewater(60∶40).The UV detection wavelength was 345 nm.

方法采用高效液相色谱法，C18色谱柱为固定相，乙腈水（60∶40）为流动相，检测波长为345 nm。

Methods The HPLC was performed on Lichrospher C18 (200 mm × 4.6 mm, 5μm) column. The mobile phase consisted of methanol and 0.02 molL^(-1) monobasic potassium phosphate buffer (60:40). The flow rate was 1.0 mlmin^(-1). The detection wavelength was set at 333 nm.

以汉邦Lichrospher C18 (200 mm×4.6 mm，5μm)为色谱柱，以甲醇-0.02 molL^(-1)磷酸二氢钾溶液（用磷酸调节pH值至4.2）60：40）为流动相，UV检测波长333 nm，流速1.0mlmin^

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。