测定
- 与 测定 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
This study investigated the effects of different concentration GA3 on Aralia continentalis Kitagwa seed germination under fluctuating temperature (25℃/5℃), temporal changes in α-amylase activity at 150mgL^(-1) GA3 during stratification were determined.
在变温层积(25℃/5℃)的基础上,采用不同浓度GA3处理长白楤木种子,测定种子发芽率和发芽势,测定150mgL^(-1) GA3处理的种子-α淀粉酶活性的变化。
-
In addition,the ideal working parameters were provided based on the research of working parameters and the object of pruning robot.During the research,a test system based on force sensor was developed,the friction coefficients between tyre and standing tree trunk of arborvitae,ginkgo and acacia were measured by the test system.This paper provides important data for the power selecting of pruning robot.
同时,对整枝机的工作参数、对象进行研究,提出了整枝机的合理工作参数,设计了一套测试系统;采用测力传感器测定整枝机系统轮胎与树木的作用力,计算出了轮胎与树木之间的摩擦系数;测定了侧柏、银杏、刺槐等几种主要树木的摩擦系数,为整枝机的动力选择提供了重要的依据。
-
The steam distillation. 2.Rotary evaporation distillation, 3.supercritical extraction for the extraction of volatile oil oriental arborvitae, the experiment results showed, 1.the best conditions for the extraction by rotary evaporation are NG:water:ethanol=l:4:4 sawdust under the conditions 50 ° C in temperature, atmospheric pressure 0.1 Pa, extract maximum extraction rate of 90 minutes.
对不同方法提取得到的侧柏挥发性物质的粗提物进行了的触角电位测定和行为测定,确定了利用水蒸气蒸馏、旋转蒸发蒸馏、超临界萃取三种方法进行侧柏挥发油的提取,并通过试验得到旋转蒸发仪萃取的最佳方法为:在木屑:水:乙醇=1:4:4;50℃温度;0.1个大气压的条件下,提取90min的提取率最高。
-
ObjectiveTo establish a method for quantitative determination of the total alkaloids in the root of Ardisia mamillata.
目的建立测定虎舌红总生物碱的含量测定方法。
-
In this paper migration theory and techniques related to the high-energy TEGN gun propellant are presented, and some methods determining the migration of RDX are analyzed and compared. As a result, chemical and thermal analyses are employed associatively to test the content of RDX in different position of TEGN gun propellant stored different period. The antimigration capability of TEGN gun propellant making use of two different granularity of RDX is also been studied.
本文以高能太根发射药及其相关技术为研究对象,分析研究了迁移理论以及目前国内外测定RDX迁移性能的方法,对这些方法的优缺点进行了比较,并采用化学分析法、热失重法、差式扫描量热法相结合的方法对各种不同储存时期高能太根发射药不同部位中RDX含量进行了测定,研究了使用两种不同粒度RDX制备的太根发射药的抗迁移性能。
-
Before, during,and after exercise,atrail natriuretic peptides,aldosterone and arginine vasopressin,change in plasma volume and AVP were higher in AM than PM.
分别在运动前、中和休息期间测定血浆心钠素、醛固酮、精氨酸加压素、血红蛋白、红细胞压积,血、尿渗透压和血、尿钠、钾离子等,同时测定血浆容量和体重的变化。
-
Methods: A dual-chamber culture system was prepared. Porcine ovarian follicles were divided into healthy and atretic groups. Granulosa and thecal cells were isolated, and cultured with gonadotropin in the dual-chamber system. After 48 hours, angiotensin II, renin activity, estrodiol(E2), progesterone and testosterone in the media were determined by radioimmunoassay.
制备人胎盘羊膜双池培养系统,分离了猪卵巢颗粒细胞和卵泡膜细胞,并分为健康和闭锁两组,在促性腺激素刺激下协同培养。48 h后应用放射免疫测定法测定两种细胞培养液中的血管紧张素II、肾素活性、雌二醇(E2)、孕酮以及睾酮水平。
-
Locomotor activity was measured with amonitor and rCMRglc were measured with the quantitative autoradiographic[14C]2-deoxyglucose procedure in 62 brain regions of Fischer-344rats at 2, 30, 60, 120, and 180 min after IV administrationof saline or midazolam 5 mg/kg.
在静脉注射盐水或咪达唑仑(5 mg/kg )后2,30,60,120和180min 后测定 T-344大鼠62个脑区的自主运动活性及 rCMRglc (用2 -去氧葡萄糖(14C )放射性定量测定法)。
-
After ferment, determined the consistency of the aweto; adjust the proportion of herbs by orthogonal test, determined the amrita-chun content of mycelium and amylose content of ferment liquid.
发酵后,测定冬虫夏草菌丝体的浓度;在此提取液浓度下,用正交试验法调节这些中药用量的配比,对菌丝体中的甘露醇及发酵液中的多糖含量进行测定。
-
The author is in half minim of GB/T5009.44-2003 undertakes reforming on azotic law foundation surely, use triumphant family name to decide azotic appearance to undertake distillation titrate, undertook reclaiming at the same time of rate, precision determine and determine with GB law the contrast of the result.
笔者在GB/T5009.44-2003半微量定氮法基础上进行改良,利用凯氏定氮仪进行蒸馏滴定,并同时进行了回收率、精密度的测定以及和国标法测定结果的对比。
- 推荐网络例句
-
The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
-
This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
-
The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力