在适宜条件下

Depolymerization of wheat stalk by oxidation in H2O2-acetone systems under microwave irradiation was examined by orthogonal test.

在微波辐射下通过正交实验研究麦秆在H2O2/丙酮体系中氧化解聚的适宜条件。

On theoretical grounds, the maximum efficiency of energy conversion is believed to be between 25% and 30%. There is an upper limit, and it has been achieved in certain plants for brief periods of time under optimal conditions.

从理论上来说，能量最大转换效率被认为能达到25％-30％，有一个上限，并且在适宜环境条件下，某些植物在较短时间内达到了此上限。

The suitable growth environment for Zantedeschia aethiopica in Guiyang region was to sow it in April and it was appropriate to adopt the combination treatments of the weak light with 50% shading combined with 3 kinds of soil under the vested natural temperature.

结论］彩色马蹄莲在贵阳地区生长的适宜环境是在4月份开始下种，在既定的自然温度条件下，以遮光度为50%的弱光与3种类型土壤的组合处理为宜。

According to investigation, it is learned that essentially to look out. for a possible clear sunny weather with long-day illumination and suitable temperature (19-20℃) while sowing. Through such conditions, the resulting cro...

通过调查研究发现，若播期掌握在使植株在通过光照阶段时为晴天、长日照和适宜温度条件下，就可避免上述现象，发挥出杂种产量高的潜力。

At the optimum condition, which is at normal pressure and temperature 175-185 ℃, in mole ratio of phenol to DMC of 3:1, in 2 weight percent of catalyst to DMC, in 9ml/h of DMC feed rate and for reation period of about 12 hours, the yield of DPC is 23.5%, methyl phenyl carbonate yield is 47.89%, and the conversion of DMC is 82.4%. The reaction process was monitored and the reaction products were analyzied through gas chromatography and mass spectrograph.

在最适宜的反应条件下，即常压、温度在175-185℃范围内、苯酚与DMC摩尔比为3：1，催化剂与DMC摩尔比为2%左右、DMC滴加速率为9m1/h、反应12h，反应DMC总转化率为82。

Under the optimum conditions of a cyclopentene amount of 1.0 mol, a molar ratio of cyclopentene to water of 0.25, a reaction temperature of 120 ℃, a reaction time of 4.0 h, a main catalyst dosage of 4.0 g and a cocatalyst dosage of 0.8 g, the yield of cyclopentanol reached 68.6%.

确定适宜的反应条件为：环戊烯1.0 mol，n﹕n=1﹕4，反应温度120 ℃，反应时间4.0 h，硅胶负载铌酸主催化剂用量4.0 g，三（3，6-二氧杂庚基）胺助催化剂0.8 g。在此反应条件下，环戊醇收率68.6%。

Emphasis was put on the conditions for extraction, the qualities and the components of gingerin, the conditions for yeast autolysis, and the qualities of gingerin microcapsule.

结果表明：(1)超临界CO_2萃取姜油的适宜条件为：选取种植后约9个月采收的鲜姜，低温烘干、粉粹，姜粉的含水量约10％，粉粹度在50～60目范围，萃取温度45℃，压力28MPa，时间150min，CO_2流量2.5ml／min，分离温度40℃，压力7.0MPa，此条件下姜油的萃取率高达4.40％。

Tissue culture plate was proved to be excellent to provide convenient microscopic observation and suitable space for microalgal living.

利用组织培养板方便的显微观测条件和适宜容积提供微藻存活的空间，在不同培养条件下，进行微藻群落演替、及时显微跟踪检测和优势种分离，可以使野外水样初期低生物量种类优势化，以利于纯系种质的获得。

Through adjustment of transplanting time, the plants would be able to develop in good growing weather and the characteristics of this kind of tobacco could reveal in full power, thus a healthy objective condition for producing high quality of sun-cured tobacco was created.

通过调整不同移栽时间，可以使烟株生长发育在较适宜的气候条件下，使其特点得以充分展现，从而为生产优质红土晒烟营造良好客观条件。

A study based on the separation of tall oil with supercritical carbon dioxide extraction was carried out. The author found the optimum extractive condition of the acid of tall oil at the feasible temperature, pressure, flux of carbon dioxide and time, analyzed the acid and confirmed their composition.

以工业妥尔油为原料，通过超临界二氧化碳萃取方法，在适宜的温度、压力、二氧化碳流量和时间等条件下，进行了塔尔油主要成分的分离；确定了最优化萃取工艺条件；对萃取物的主要成分进行了分析；从萃余物中提取出粗植物甾醇，粗植物甾醇经进一步的精制得到高纯度的β-谷甾醇。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。