The magnetic activity of stars like sun, which is the root cause of the sunspot cycle, is still poorly understood even after decades of intense study.
磁场的变化是像太阳这样的恒星表面黑子活动周期的根源，尽管经过几十年的认真研究之后，地球人仍然对其知之甚少。
Users with the uppermost levels of access are able to purchase root kits to engage in fraudulent activity and contract out phases of their fraud operations to a large network of willing participants.
拥有高级访问权限的用户可以购买rootkits（译者：一种黑客入侵工具）参与欺诈活动并将它们的欺诈行动外包给其他众多愿意参到其中的参与者。
The business enterprise finance management target has the root influence to the whole activity of business enterprise.
企业财务管理目标对整个企业管理活动具有根本性的影响。
The root of technological alienation lies in the human activity itself.
技术异化的根源在于人的活动本身。
The effects of root zone temperature stress on wheat root antioxidant enzymes activity and seedling growth were studied by water cultivation experiments.
通过水培的方式研究了根区温度胁迫对小麦抗氧化酶活性及根系与幼苗生长影响。
The effect of nitrogen fertilizer on soil enzymatic activity and rhizosphere microorganisms of Yumai 49-198 root system was studied in this paper.
在大田高产栽培条件下，研究了不同施氮水平对豫麦49-198根际微生物和土壤酶活性的影响。
This review focused on the concept and studying methods of root activity patterns and their applications in cropland scientific management.
综述了根活性格局的概念、测定方法及其在农田科学管理中的应用，并对相关研究进行了展望。
Moreover, these treatment increase lignin content and the activity of POD and PAL in roots, promote the lignin synthesis in root.
根施壳聚糖均提高了平邑甜茶幼苗根系的POD、PAL活性和木质素含量，促进了根系木质素的合成。
The periodic discharge activity was recorded from ventral root c4 or c5 and the neurons of medulla of the preparation.
在此标本上记录到了颈4,5脊神经腹根及延髓神经元的节律性放电活动。
Besides, root activity, content of soluble sugar and soluble protein were reduced, too. So the normal metabolism in rice seedlings was affected significantly.
根系活力下降，可溶性糖与可溶性蛋白质的含量减少，因而影响水稻种苗的正常代谢。
Gets the root activity of the workflow instance associated with the tracking channel.
获取与跟踪通道关联的工作流实例的根活动。
The antioxidant activity of Limonium simens (Girard) Kuntze root extract was examined using various antioxidant assays, such as reducing power, DPPH assay, TEAC assay, lipid peroxidation.
利用不同的方法(还原能力、DPPH法、TEAC法和脂质体过氧化)评价了中华补血草根提取物的抗氧化活性，同时测定了其总酚、黄酮和原花青素的质量分数。
No-tillage cultivation improved the growth, development and distribution of rice root systems, and enhanced absorption activity of root systems as well.
免耕栽培有利于水稻根系发育和在土壤中的分布，同时免耕大幅度提高水稻根系的吸收活力。
There was also a significant correlation between the root activity, root weight and soil potassium uptake of the same crop.
此外，不同土壤上同种作物的根系生物产量、根系活力与作物吸钾量间也呈正相关。
Fourth, the activity of ascorbic acid oxidase in leaf and root were enhanced. The peroxidase activity in leaf was enhanced too.
第四，叶片与根中的抗坏血酸氧化酶及叶中的过氧化物酶活性显著增强；
The business enterprise finance management target has the root influence to the whole activity of business enterprise.
支持过程可包括：信息的管理； 人员的培训；与财务有关的活动；
The enzyme activity of persimmon root range soil and the relation, between the enzyme activity and agrochemical property and persimmon yield are studied for the first time.
首次研究了月柿根际土壤酶的活性及其与土壤农化特性、月柿产量的关系。
Adequate root number, deep root system, and efficient root activity per unit of root biomass will be needed for high-yield rice in the future breeding programs.
提出了未来水稻根系育种的一个方向，既适当控制根系的数量，增加根的平均长度，加深根在土壤中的分布，扩大根系的面积以及提高单位根量的根功能。
The soil moisture refers to the soil water status in the main root system activity layer of crops.
土壤墒情是指农作物主要根系活动层内的土壤水分状况。
Objective To study the influence of Astragalus root mixture(AM)to the activity of superoxide dismutase(SOD)and the content of lipid peroxidation(LPO) caused by nicotine and tar.
目的研究黄芪合剂对尼古丁和焦油引起小鼠超氧化物歧化酶活性和脂质过氧化物含量变化的影响。
In the rape root, the activity of peroxidase (POD) decreased with the rising of iron concentration.
在油菜根中，过氧化物酶(pod)活性随供铁浓度的提高而降低。
Differences in the requirements of plant species for potassium fertilization are often attributable to the kind and activity of the root system.
各种植物对钾肥的不同需求，常归因于根系的特性和活力。
The kinetic pattern of activity of the first cell cycle showed that these cells were not activated synchronously, but re_entered the cell cycle in turn depending on their places in the root tip.
第一个细胞周期的激活样式表明，这些细胞并不同步激活，而是依次进入细胞周期，且进入的次序与自身在根尖中的相对位置有关。
The growth of root was promoted, and increased in root top ratio value and activity of root under moderate water stress (water content of soil is 60% the content of field holding water).
适度的水分胁迫（土壤含水量为田间持水量的60％）对苗期小麦根系生长有一定的促进作用，可使根冠比增加，根系活力增大；
The population root activity of interplanting cotton decreased significantly at the square and boll stage, with the high value period delayed 15 to 25 days.
套作棉花在蕾铃期群体根系活力降低，且根系活力高值期出现的时间后延15 ~25天，高值持续期明显缩短。
But the lose of the activity of periodontal ligament cells and root replantation has influenced the successful rate of tooth replantation for a long time.
牙再植术的历史悠久，但是脱位牙根面部分牙周膜细胞活性丧失、牙根吸收，影响着牙再植术的成功率。
The user is responsible for parsing their unique XML format, generating an activity tree, and providing the root of the activity tree to the workflow runtime for execution.
用户负责分析其独有的XML格式、生成活动树并向工作流运行时提供要执行的活动树的根。
Using chicken embryo dorsal root ganglia assay, the biological activity of NGF was determined.
用鸡胚背根培养法证明其具有刺激神经生长的作用。
The growth of root was restrained and activity of root decreased under severe water stress ( water content of soil is 35% the content of field holding water).
但重度水分胁迫（土壤含水量为田间持水量的35％）抑制根系的生长，根系活力下降；
Enzymatic activity of invertase of root is higher than it on the forest edge, the differences are obvious.
不同生长季节不同林型的根际蔗糖酶活性均高于林缘，差异均显著。
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