Auxin levels differ along a shoot and affect which flowers grow, the auxin levels themselves being affected by day length, temperature and quantity and quality of light. 一条茎上的生长素水平存在差异,这也可能影响到长出什么样的花,生长素本身的水平受到日长、温度、光强和光质的影响。
The receptive mechanism of the retina can also adapt itself to large differences in quantity of light. 视网膜的感受机构还可以自行调节以适应光量上的很大差别。
This found that if the reverse idea of the electron charge-mass ratio as a known quantity, it can re-theoretical derivation, and thus obtain the value of the vacuum in the speed of light. 笔者发现,如果进行逆向构思,把电子的荷质比作为已知量时,可重新进行理论推导从而得到真空中的光速值。
According to large quantity experiments, a kind of suitable mix ratio is founded on the basis of same porosity and the concrete strength can meet light transportation demands. 通过大量的试验,来研究在保证一定孔隙率的前提下(以保证透水性),寻找合适的配合比,使该混凝土的强度能满足轻型车道的要求。
MEMS mechanical quantity sensor is of characteristics such as small volume, light weight and high output sensitivity, and it is especially suitable for study of real-time shape of ocean waves. MEMS力学量传感器具有体积小、重量轻和输出灵敏度高等特点,特别适合于对海浪实时形态的研究。
Hydrogen from the 0.4 Mt/ yr CCR unit in No. 3 Petroleum Plant of Fushun Petrochemical Company entrained a great quantity of light gas oil. This not only causes light oil loss, but affects normal running of follow up equipment as well. 抚顺石化分公司石油三厂0.4Mt/a连续重整装置的副产氢气在出装置时携带轻质油现象严重,不仅造成轻质油的损失,也影响到后续设备的正常运转。
The quantity of the seeds which can go into seedlings not only depends on the quality of the seeds but also on water, fertilizer, light, temperature, soil formulation, seeds disinfection, diseases and pest control, etc. 初步探明,仙人掌类花卉成苗率的高低除了种子品质外,还与水、肥、光、热以及种子消毒、基质配方、病虫防治等关系密切。
Through measuring the radiation quantity around surroundings where radioactive source is placed, it estimates the status of radioactive source automatically, and gives an alarm of light and sound. 仪器通过实时监测放射性源对周围环境的辐射量来判断放射性源所处的状态,并能自动予以声、光报警。
On the surface of grating to be tested, quantity and density of diffracted light interferometric fringes are difference of interferometric fringes of incident light and grating groove quantity multiplied. 在待测光栅表面,衍射光干涉条纹的数量和密度是入射光干涉条纹和倍增后光栅的刻线之差。
The effect of initial concentration of methyl orange, quantity of catalyst, pH value, temperature, light intensity and liquid volume were studied. 考察了甲基橙初始浓度、催化剂加投量、pH值、温度、光照强度、反应液体积等因素对脱色率的影响。
Due to having fewer total quantity of twigs and enough light radiation in crowns, the high stem and open center shape has obviously higher photosynthetic capacity of leaves than the small and sparse canopy shape and the spindle shape. 高干开心树形由于其总枝量较少,且树冠中光照充足,叶片的光合能力明显高于小冠疏层形和自然纺锤形。
The leaf quantity of each plant was the largest in the density of 120 × 30cm, and light intensity decreased with the increase of planting density; 叶片数以密度为120×30cm者为最多,群体内光强随密度的增加而减弱;
Methods Astragalus mongholicus injection and TNA were prepared according to the clinical common plan. The insoluble particle quantity and pH of the mixture were determined by light blockage method and microscopic count method. 方法按临床使用的配伍方案,将黄芪注射液与全营养混合液配伍,通过光阻法、显微计数法两种方法同时测定混合液中不溶性微粒的数量、pH值。
The Quantity and Quality of Light 光的数量与质量
The analyses of the IR absorption spectra showed that VO2 nanometer powder has remarkable the abrupt change of infrared light transmittance, and the abrupt change quantity of infrared light transmittance increase with diminish of the granularity. 经红外光谱分析表明VO2纳米粉末具有显著的红外光透过率突变特性,且随粒度的减小其红外光透过率突变量增大。
According to Li vacancy model, the MgO doped Lithium Niobate crystal was characterized; the footprint of the ions was discussed, which indicated the quantity of doped MgO reached the threshold of resistance to the concentration of light damage. 根据锂空位模型,讨论了离子的占位情况,初步表征了掺镁铌酸锂晶体,表明镁的掺杂量达到了抗光损伤阈值的浓度。
Right quality and quantity of legislation deal with the relationship between the quantity and the legislature to overcome the weight of legislation, the quality of legislation and the tendency of light has become the legislative work to implement the scientific concept of development important aspect. 正确处理立法质量与立法数量的关系,克服重立法、轻立法质量的倾向已成为立法工作落实科学发展观的重要环节。
Light is the most obvious and fastest-changing physical quantity of electric light, and it can be detected by arc sensor, ensuring rapid action. 电弧最明显且变化最快的物理量就是弧光,通过弧光传感器来测量弧光,可以保证动作迅速。
With the growing temperature or pressure of Ammonia of buffer layer increased, the quantity of GaN on substrate increased as well, excitation light was completely absorbed by GaN film, the strength of intrinsic and yellow light emission peak of GaN increased. 随着生长缓冲层温度的升高或氨气压强的增大,衬底上的GaN增多,激发光完全被GaN吸收,GaN本征峰及黄光发射峰变强。