正量
- 与 正量 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The extracting coenzyme Q_(10) from Blakeslea trispora using saponific ation was also studied by orthogonal test. And the optimum extracting conditions were obtained as follows: Wet culture was distilled at 70℃for 60min, added caustic potash up to 1.9 times of dry culture, pyrogallol up to 1/2 dry culture, and the concentration of alkali-methanol was 10%.The average recovery of CoQ_(10) was 81.5%.
采用正交实验,对醇碱皂化法提取三孢布拉氏霉菌体中辅酶Q_(10)的各工艺条件进行了研究,确定最佳的工艺条件为: KOH加量为干菌体质量的1.9倍,醇碱浓度为10%,焦性没食子酸添加量为干菌体质量的1/2,在70℃下皂化60min,其平均提取收率达81.5%。
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During the in vitro expression, the dilution of heart nuclear DNA fragments could enhance the expression activity of LDH/DNA*, the amount of expressed LDH (1-5) is in proportion to the amount of dissociable LDH (1-5) on the LDH/DNA*.
体外表达实验中,稀释心肌DNA片段,促进LDH/DNA 表达LDH( 1- 5),LDH( 1- 5)表达量与LDH/DNA 中可解离的LDH( 1- 5)量呈正相关性。
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During the i n vitro expression, the dilution of heart nuclear DNA fragments could enhance th e expression activity of LDH/DNA*, the amount of expressed LDH(1-5) is in propo rtion to the amount of dissociable LDH(1-5) on the LDH/DNA*.
体外表达实验中,稀释心肌DNA片段,促进LDH/DNA*表达LDH(1-5),LDH(1-5)表达量与LDH/DNA*中可解离的LDH(1-5)量呈正相关性。
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In order to study the dependence of several factors on the protein reduction of the soybean protein fibre, the factorial experiment design was used to optimize the pretreatment conditions.
以测得的坯布平均含氮量为基准,测定时间、温度、pH值及碱剂浓度四个因素对大豆蛋白纤维含氮量的影响,并通过正交试验确定最佳前处理工艺条件。
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Micro-computer monitors work inside the electron gun to emit electronic, through the acceleration of high-voltage electrode, adjust shooting at the screen, the screen of fluorescent material by high-speed electronic flow impact, resulting in X-ray, scientific evidence shows that more than 20 of each year only Guoqin dose of radiation, will constitute a harm to humans, operate microcomputer year will not be more than 0.3 Roentgen of exposure; even when engaged in computer work for 30 years, the cumulative exposure will not be sufficient to cause human injury lowest half, but during early pregnancy (the first 3 months) the fetus is in a cell division, organ differentiation sensitive period, or should be:(1) hours of work per week is not more than 20 hours (2) one meter away from the computer (3) wearing protective skirt (4) work completed Huanyi bath in order to reduce the electromagnetic radiation on the impact of the fetus.
微电脑显示器工作时,内部的电子枪发射出电子来,经过高压电极的加速,调整射向荧光屏,屏幕上的荧光物质受到高速电子流的撞击,产生X射线,科学论证表明,每年只有超过20论琴的剂量照射,才构成对人体的伤害、操作微机一年也不会超过0.3伦琴的照射量;即使从事微机工作30年,累积的照射量也不足以造成人体损伤最低值的一半,不过妊娠早期(头3个月)胎儿正处于细胞分裂,器官分化的敏感时期,还是应当:(1)每周工作不超过20小时(2)距电脑一米开外(3)穿防护裙(4)工作完毕洗澡换衣,以减少电磁辐射对胎儿的影响。
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Effects of peanut protein isolate concentration, glycerin concentration and gluten fortifier concentration on the peanut protein isolate-based edible film properties were studied.
以花生分离蛋白为原料,研究了花生分离蛋白质量分数、甘油加入量和增筋剂加入量对花生分离蛋白可食性膜膜性能的影响,通过正交实验确定制取花生分离蛋白可食性膜的最佳配方。
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Its adsorption capacities of hexane and methanol are obviously low, whereas the capacity of water is relatively high.
它的正己烷与甲醇吸附量均较低,而水的吸附量相对较高。
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Based on the fracture mechanics approach, the finite element method analyzed a varity of the stress intensity factor at the pavement crack tip when setting fiberglass-polyester paving mat, and the effect of the stress intensity factor in symmetric load and asymmetric load was studied when the asphalt layer modulus, thickness of semi-rigid base, the the depth of the crack, touch condition, interlay modular, etc., changed.
基于断裂力学的方法,采用ANASYS软件模拟沥青路面典型结构,分析了设置聚酯玻纤布夹层后,在正载和偏载作用下,裂缝尖端应力强度因子的变化,研究了沥青层模量、基层厚度及裂缝扩展深度等结构参量及层间接触条件和夹层模量对应力强度因子的影响规律分析结果表明,设置聚酯玻纤布夹层,可以有效防治荷载型反射裂缝的扩展。
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A study on the optimal fermentation process of producing fluid fertility containing biotechnology fulvic acid from Jowar straws juice;2. The optimum mixture of biotechnology fulvic acid , Azotobacter chooroccum, Phospho bacteria and Silicate bacteria were stu.
本文以甜高粱秸秆汁为原料,通过单菌及混合菌种发酵实验确定了发酵的最佳菌种组合;利用微生物混合发酵确定了发酵菌种的接种比例、接种量、最佳氮源及其添加量;用L_9(3)~3正交设计的方法,确定了发酵的最佳pH值、发酵时间和发酵温度;研究了生化黄腐酸液体肥料和圆褐固氮菌、钾细菌、磷细菌的复配工艺,并在作物上进行了田间试验。
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The functional relation between incident angle and refractive angle of energy flow is obtained. According to this relation, we can restructure the refractive angle as negative or positive readily by selecting suitable permittivity and permeability tensors.
导出了电磁波的入射角和能流折射角之间的函数关系,根据此关系可方便地选择合适的介电张量和磁导率张量,使特定入射角所对应的折射是正或是负。
- 推荐网络例句
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In the United States, chronic alcoholism and hepatitis C are the most common ones.
在美国,慢性酒精中毒,肝炎是最常见的。
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If you have any questions, you can contact me anytime.
如果有任何问题,你可以随时联系我。
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Very pretty, but the airport looks more fascinating The other party wisecracked.
很漂亮,不过停机坪更迷人。那人俏皮地答道。