正交的

A kind of chemical reagent AH was chosen , the effects of the concentration of AH ,the reaction temperature ,thereaction time and pH on dampproof of leather protein powderwere discussed by means of orthogonal design .

通过正交设计讨论了AH用量、反应温度、反应时间及pH等因素对水解蛋白防潮防粘效果的影响，得到了最佳反应条件。

Methods The effect of the decoct time, the decoct times and the solvent amount on the chief effective composition in Waishangruyi Ointment were studied by orthogonal design.

采用正交试验法对外伤如意膏组方成分进行考查，以药材主要有效成分为指标，考查溶媒用量、提取次数、提取时间等因素的影响。

The decolorization condition was studied through single factor and orthogonal experiment.

方法］通过单因素与正交试验，研究废水脱色的工艺条件及其影响因素。

Through fertilizing organic fertilizer and growth regulators to Dendrocalamus latiflorus shoot-used forest planted on hills with quadratic regression orthogonal test design,the shoots output and economic benefit were analyzed.

对山地麻竹笋用林采用回归正交试验设计，施用有机肥和生长调节剂，分析研究了笋林的出笋量和经济效益。

DFA-PEG polyester was synthesized with DFA and PEG 400 at first, and then bysulfating DFA-PEG polyester with NH_2SO_3H or terminating DFA-EG polyester withrosin acid, two derivant, these are sulfated DFA-PEG polyester and terminateDFA-PEG polyester, were synthesized. The reaction conditions of synthesis wereoptimized by orthogonal experiments.The molecular weight of product was analyzed by GPC.

5以二聚脂肪酸和聚乙二醇400为原料，首先合成了DFA-PEG聚酯，再以DFA-PEG聚酯为衍生体，硫酸化或用松香封端，合成了两种DFA-PEG聚酯衍生物——DFA-PEG聚酯硫酸酯盐和松香酸封端DFA-PEG聚酯，通过正交试验，对合成的条件进行了优化。

OBJECTIVE To investigate the optimum techniques for preparation of diammonium glycyrrhizinate injection by orthogonal test .

目的用正交设计方法优选甘草酸二铵注射液的制备工艺。

Welding seams were tested and experiment of laser welding of DOGAL 800DP zinc coated high strength steel was performed using orthogonal test method.

采用正交方法优化试验方案，对DOGAL 800DP 镀锌高强钢进行激光焊接试验，并对激光焊接试样进行了多种焊接质量的检测。

Influences of reaction temperature, raw material molar ratio and dropwise time on the yield were studied with orthogonal plan method.

利用正交设计方法研究了反应温度、原料摩尔比、乙二醇滴加时间对反应收率的影响。

MethodsWith the extraction rate of polysaccharides as an examinable target , the optimal extraction conditions of polysaccharides has been proposed by microwave-assisted method through single factor experiment and orthogonal test method .

方法应用微波辅助提取技术，通过单因素和正交实验，以土茯苓多糖提取率为指标，筛选土茯苓多糖的最佳提取工艺条件。

A new microwave heating extraction method replacing the conventional circumfluence is described, the flavonoids in flammulated coat onion samples has been determined with the use of spectrophotometry.

利用微波加热溶出代替常规回流提取方法，对红皮洋葱样品中黄酮类化合物进行了微波溶出—分光光度法测定，与常规方法做了对照，并讨论了微波功率、微波时间、浸提剂浓度、料液比等因素对溶出结果的影响，通过正交试验，确定了最佳工艺条件为：微波功率900W，微波提取时间5min，提取溶剂80%乙醇，料液比为1∶10。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。