标

The research aimed to study the effects of calcium ions Pb(superscript 2+ and plumbum ions Cd(superscript 2+ on the physiological and biochemical indices of seedling trees of Yunhe Snow Pear to provide references for produce of Yunhe Snow Pear.

［目的］研究Pb(上标 2+)、Cd(上标 2+)及其复合处理对云和雪梨树苗生理生化指标的影响，为种苗生产提供参考。

Generally speaking, we are quite familiar with the Frenet frame of curves, whose coefficient matrix is skew-symmetric.

通常我们比较熟悉的是曲线的Frenet标架，曲线的Frenet标架关于参数求导得到的系数矩阵是一个斜对称矩阵。

Aimed at the problem of bar-code stick on big size product in product line, brought out the method of bar-code stick using industry robot, developed the equipment of vacuum bar-code attractor and CDT clamp. The design were analyzed of control system, gas driving system and software. And the methods to realize the system were described in detail using robot、bar-code Scanner、bar-code printer、industry computer and sensor.

针对大尺寸产品生产线在线贴标问题，提出采用工业机器人贴标的方法，研制了真空吸标装置和显像管定位夹具，给出控制系统、气动系统和软件系统的设计，详细阐述系统综合应用机器人、条码扫描器、条码打印机、工业计算机和传感器的实现方法。

December 2000, marked the United States and Guangzhou Fine Chemical Industry Co., Ltd. Guangdong marked with the United States and silicon fluoride Fine Chemical Research Institute Co., Ltd. Moody through the British company's ISO9001 certified quality system certification.

2000年12月，广州标美精细化工有限公司并同广东标美硅氟精细化工研究所有限公司通过了英国摩迪认证公司的ISO9001质量体系认证。

To the gradations with the same maximum nominal grain size,grey correlation was used to analyze the results. The conclusion showed that,except the 9.5 mm-maimum-nominal-grain-size gradation,Jf was influenced mostly by the subtotal triage of coarse aggregates in the third large sieve pore.

对于颗粒最大标称粒径相同的级配，使用灰色关联分析，得出结论：除颗粒最大标称粒径为9.5 mm级配外，Jf受级配中第3大筛孔分计筛余百分率影响最大。

Most think the shape of a target molecule forces a protein to wiggle into a complementary profile.

大多数科学家认为靶标分子的形状迫使蛋白质扭动形成与靶标结合的互补。

Led the United States Product PEM standard parts, SOUTHCO series of standard parts and kinds of non-standard processing pressure pressure riveting riveting nut stud pressure off riveting bolts loose screw pieces of floating plastic mosaic panel decorative nail rivet nut triangular screw up riveting nut nut cassette Non-standard Products Rack and cabinet lock seals used chassis hinge the best agent of the United States Accuride's slide

主导产品美国PEM标准件，SOUTHCO系列标准件及各种非标件加工压铆螺母压铆螺柱压铆螺栓松不脱螺钉塑料镶嵌件浮动螺母面板装饰钉铆钉三角螺丝涨铆螺母卡式螺母非标产品机柜和机箱封条机箱用的锁具铰链代理的美国最优秀 Accuride 公司的滑轨

Scale is the basic and most important problem in AHP, however, the influence of choosing scale in decision making is often neglected.

AHP方法的基础和核心问题是标度问题，而在运用AHP过程中，人们往往忽视标度的选择对决策结果的影响。

The physicochemical indexes of the seed oil extracted by petroleum ether were as follows: relative density 0.9374 d(superscript 20 subscript 4, acid value 8.49 mgKOH/g, iodine value 64.47 gI/100 g, peroxide value 4.92 mmol/kg, saponification value 196.63 mgKOH/g.

结果表明：三叶木通籽粗蛋白含量为34.39%，粗脂肪含量为31.37%，经石油醚提取出的三叶木通籽油的相对密度0.9374d(上标 20 下标 4，酸值8.49 mg/g，碘值64.47 g/100 g，过氧化值4.92 mmol/kg，皂化值196.63 mg/g。

At present, we can manufacture special standard product of British system,US standard,Japan standard,Gbif they are classified by the international standard and so on; we can manufacture stainless steel,copper,aluminum,carbon steel if they are classified by the material;we can manufacture the product which the diameter is Φ1.00-12.7mm,and the length is 2.5-150mm if they are classified by the dimension,the shape inside and outside,we can manufacture the standoff,the hexagonal head screw with washer,the step screw,the triangular screw, the snap SEM screw,the non-standardmuttern,the toy shft,the iron nail,the steel nail,the hexagon,wrenches,the rear hole rivet,the rivet,the floral nail etc.

目前，按国别标准分，能专业生产英制、美制、日标、国标等标准件；按材料分能生产出不锈钢、铜、铝、碳钢等类别；按大小分，能生产直径Φ1.00-12.7mm，长度2.5-150mm的产品；按形状分，能生产内外六角螺丝、六角头带垫螺丝、台阶螺丝，三角牙螺丝、子母钉钉组合螺丝、非标螺丝、玩具车轴、钢钉、铁钉、钢钉、六角板手、尾孔铆钉、拉钉、花钉等。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。