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Optimal extraction pressure, extraction temperature, CO2 flow rate, extraction time and dosage of entrainer per gram of tobacco powder were 24 MPa, 55℃, 3.8 Lh^(-1), 3 h, 6 mL, respectively.

优化后的萃取工艺条件为：萃取压力24 MPa、萃取温度55℃、CO2流速3.8 Lh^(-1)、萃取时间3 h、每克烟末夹带剂用量为6 mL。

Finally, this paper general appraised the economic benefit and societal benefit which got by using streaming current auto-control for coagulant dosage, illuminate the abroad foreground of using it in our country, and enucleate the important value of using it to achieve the auto-control in water treatment plants in our country.

最后，本文对于流动电流混凝投药自动控制技术在国内应用所取得的经济效益和社会效益进行了综合全面的评价，阐明了该技术在我国应用的广泛前景和对于我国净水厂实现自动化的重要作用。

When pH is 5, temperature is 80℃, stir speed is 200 r/min, the dosage of sodium oleate is between 0.4 and 0.5 times of the quantity of ferrous, the effect of enwrap is best and the size of magnetic nanoparticles is small, the magnetism of magnetic nanoparticles is strong.

当PH=5，温度为80℃，搅拌速度为200r/min，油酸钠的用量大约为Fe(上标 2+)的0.4~0.5倍时，包裹效果最好，得到的磁性颗粒小、磁性强。

The objective was to determine: the contribution of algae cells and algae extracellular organic matter to the disinfection by-products formation potential,and the effects of preozonation including ozone dosage and preozonation time on DBPFP of algae cells and EOM and mechanism of these effects.

以处于对数生长期后期的悦目颤藻为研究对象，研究了藻细胞及胞外分泌物对氯化消毒副产物生成势的贡献，以及臭氧预氧化对DBPFP的影响规律，即不同臭氧投量及预氧化时间对DBPFP的影响，并探讨臭氧预氧化控制消毒副产物生成势的原因。

In the fermentation medium the ergosterol dosage levels were 0, 10, 20, 30, 40 and 50 mg L-1, respectively.

麦角甾醇添加浓度依次为0、10、20、30、40和50 mg L-1。

Influence of alcohol-to-acid mole ratio, reaction temperature, catalyst dosage and reaction time on the esterification was investigated.

考察了醇酸物质的量比、温度、催化剂用量、反应时间等各种因素对酯化率的影响。

In obtains domestically produced LHRH-a to unite the low dosage alkyne promise alkone to be possible effectively to treat different sickness, and can reduce the low estrin symptom, reduces the hemorrhage rate, slows down the bone to transform.

得出国产LHRH-a联合低剂量炔诺酮可有效治疗内异症，并能减轻低雌激素症状，降低出血率，减缓骨转换。

Meanwhile, the dosages of etherification agent and alkali influencing on degree of substitution and reaction efficiency are discussed. The optimal alkali catalyst dosage (1%) is determined in the process of preparing cationic starch.

同时讨论了醚化剂用量和碱的用量对取代度和反应效率的影响，确定了合成阳离子淀粉反应的最佳碱催化剂用量为1%。

Optimized conditions are as follows:using ethanol solution of sodium ethylate as catalyst, themole ratio of ester to ketone is 1.2:1; the temperature is 90℃; the dosage of solvent is 10mLwith reaction time 5h.

通过正交试验得到了优化实验条件：以乙醇钠的乙醇溶液为催化剂，酯酮摩尔比为1.2：1，反应温度90℃，溶剂用量10mL，反应时间5小时。

The results showed that with the normal dosage 60g/hm2, inhibiting rate of the plant height and weight of Taiyu 2, Jinzhenzhu, Taiyu 15, Zinuo and other three breeds are beyond 40% and 30%, and it is obvious that plant growing is inhibited, the leaves etiolate and new leaves twist severely and couldn't grow normally. Inhibiting rate of the plant height of Ziyu 2, Taiyu 2, Liaoyu 18, Ludan 50, Zhengdan 958 and some other varieties are between 30.6% and 38.1%, the sensitivity of these varieties are lower and the plant modalities are not influenced bigger; in addition, Nongda 108, Nongda 2008, Xinyu 958 and Taiyu 12 grow healthy, the resistance to nicosulfuron are higher compared with other varieties.

温室盆栽测定结果表明，在烟嘧磺隆大田常规用量60g ai/hm2下，各品种对药剂的敏感性差异显著，泰玉2号、金珍珠、泰玉15号、紫糯等7个品种对烟嘧磺隆表现较为敏感，株高抑制率均在40.4%以上，鲜重抑制率在31.37%以上，表现为植株生长受到抑制，叶片黄化，新叶牛尾状扭曲不能正常抽出；淄玉2号、泰玉2号、聊玉18、鲁单50、鲁原单14、郑单958等品种的株高抑制率在30.6%～38.1%，敏感性略低；而农大2008、农大108、鑫玉958和泰玉12号生长正常，耐药性相对较高，无明显药害症状。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。