under optimum conditions

2, the culture filtrate and the enzyme are mixed under the optimum conditions of enzyme's reaction. The reaction mixture is incubated for 30 minutes at 37 ℃; 3, the agar plate is plugged with cork borer to form a hole of 9mm in diame-ter;

测定时发酵液和酶是在酶解反应最适的条件下直接结合，在37℃保温反应30分钟，3.琼脂平板是用打孔器打洞，直径为9mm；

This research selects DA as grinding aids to study the effects of DA on the grinding size ( d50 、 d97) of SiO2 powder under the fitting conditions. And its optimum amount has been determined.

在适宜的搅拌磨操作条件下，添加DA分散剂进行超细SiO2粉的粉磨试验，通过产品粒度（d50、d97）考察了助磨剂对粉磨过程的影响，并确定了DA分散剂的最佳用量。

The graft copolymer EPDM-g-MMA with good mechanical properties could prepared under optimum conditions.

在适宜条件下,可以制得较好综合性能的接枝共聚物.

Under optimum conditions, yield of anthraquinone reached 82.5 %.

在优化的实验条件下, 获得了82.5%的收率.

Under the optimum centrifugation conditions of centrifugation speed 14 000 r/ min and time 50 min, the free oil yield was 80%.

最佳离心参数为离心时间50min，离心转速14000r/min，在此条件下，清油提取率可达到80%。

The protoplasts of Flammulina velutipes obtained under optimum conditions were treated with UV-irradiation for 1 min. After the regeneration of the protoplasts, strains with better growth rate were selected.

本研究在最适条件下制备金针菇（Flammulina velutipes）Y19和W088菌株原生质体，紫外线照射1分钟进行诱变处理，再生后挑选生长好的菌株。

The air separation ability of the CMS which was prepared from the char of Lingwu non-caking coal under the optimum process conditions is comparable to that of the commercial CMS imported from abroad.

在最佳工艺条件下制得的炭分子筛的空分性能可与进口的同类产品相媲美；

Under optimum conditions the yield of HPN was 92.9%.

在最佳反应条件下，羟丙腈的收率达到92.9%。

Under optimum conditions, the biosensor exhibited a fast amperometric response, high sensitivity and good storage stability for monitoring DNA.

生物传感器用于DNA的检测具有快速的安培响应、较高的灵敏度和较好的储存稳定性。

The optimum conditions for determination of Boron ( B) in mineral water by using azomethine-H under spectrophotometry were investigated.

对甲亚胺－H分光光度法测定水中硼的实验条件进行了系统的研究。

Under the optimum liquid fermentation culture conditions, the dry weight of mycelia reached 12.2 g/ L3.

在优化的培养基和发酵工艺下，菌丝体生物量干重达到12.2g/L。

The results indicate that lab experimental condition is credible, and under optimum process conditions TBC can meet requirement with high quality and yield of 97.0%.

结果表明：小试实验条件可靠，在最佳工艺条件下柠檬酸三丁酯的最高收率达到97.0%，质量满足国标及客户要求。

At the end capping stage, the reaction temperature is 120 ℃ at first and then 150 ℃, and the reaction time is 5 h. Under the optimum reaction conditions the yield of the product can be up to 86.7%.

在封端反应阶段，反应初期的适宜温度为120℃、后期以150℃为佳，适宜的反应时间为5h，在该条件下收率为86.7%。

Under the optimum conditions, the color-grade of polymerized rosin glyceride was color 5# with softening point of 152~ 155 ℃, acid value of 10~ 16 mg KOH · g~ (-1).

在优化条件下，聚合松香甘油酯色泽为加纳色号5，软化点150℃以上，酸值10~16mg KOH.g-1。