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Removing below surface defects is performed by using Meguiar's highly specialized compounds, paint cleaners, cleaner/ polishes, Soft Buff ? foam buffing pads, and in the case of serious defects, sometimes the use of Meguiar's Nikken Finishing papers are best suited for the job.

去除车漆表面下面的损伤,最好用美的高级专业类产品组合,漆面清洁剂,清洁/剂,软的抛盘用于受损部位,有时候,最好使用美的砂纸。

The results showed that as low temperature became intensified and prolonged, the leaves of pepper seedling presented increased POD activity, decreaseds SOD and CAT activities, increased MDA content and increased plasm-membrane permeability; the critical temperature (15℃/8℃) showed stronger effects on pepper plants than the lower temperature (19℃/12℃); under the lower temperature, the weak light of 90μmolm^(-2)s(-1) could make the POD activity increase much more, but reduce the decrements of the SOD and CAT activities, and the increments of the MDA content and plasm-membrane permeability, and under the critical temperature (15℃/8℃), an opposite situation occurred.

结果表明:随着低温弱胁迫程度和时间的增加,辣椒幼苗叶片中POD活性提高,但SOD和CAT活性下降,MDA含量增加,细胞膜透性增大;就温度而言,临界低温(15℃/8℃)比偏低温(19℃/12℃)对植株的影响更为显著;在偏低温(19℃/12℃)下,弱90μmolm^(-2)s(-1)使POD活性上升更大,而SOD和CAT活性的下降、MDA含量的增加和细胞膜透性的增大更小,而在临界低温(15℃/8℃)下则相反;陇椒2号耐低温弱能力强,各项指标均优于七寸红。

Experimental results showed that aerosol created by 1,3,5-trimethylbenzene photooxidation can be classify with five distinct chemical particle classes, the predominant components of these five particles are aromatic aldehyde, phenol, nitrophenol and carboxylic acid compounds.

利用该算法对OH自由基启动1,3,5-三甲苯氧化形成的二次有机气溶胶单粒子质谱数据进行了聚类分析,在得到的五个聚类中包含了芳香醛、酚类化合物、硝基酚和羧酸等重要的氧化产物,为研究苯系物氧化机理提供了新的信息。

It was shown that the SNR of the RADS could be improved by using a microwave cavity with proper microwave field mode and high microwave filling factor, a rubidium spectrum lamp with high spectrum purity and a separated isotope filtering scheme in the physics package design. The performance of the rubidium atomic frequency standard could be improved by taking all these factors into consideration.

本文分析了微波腔的结构、铷谱灯的谱纯度和同位素滤方案对信噪比的影响,指出采用模式优越、微波填充因子大的微波腔,谱纯度高的铷谱灯,用分离滤方法进行同位素滤,可以提高铷原子鉴频信号的信噪比,从而使铷频标的稳定度指标得到进一步改善。

In the meanwhile, the TS characteristics of a scattering particle and their relationship are studied when it is passing through the scattering area, In addition to this, the distribution function of particles' shape is defenited in terms of math's method and a new method is putout of which the distribution of particles' shape is captured in according to the power spectrum and spectral distribution characterist of light scattering and finally, the utility of the perturbation ameliorating method and the effect of the particles' shape is modified, so far, the accuracy of measurement of the particles' size is improved effectively.

对此,本文在以Mie散射理论为原理,依据前向接收器接收的前向散射信息以获取微粒大小信息的测量基础上,对微粒穿越敏区时的时域与空域的特征以及相关性开展了研究,从数学上定义了微粒的形体分布函数,提出了一种依据散射功率潜和频谱分布特征来获取微粒形体分布信息的方法,完善了微扰修正理论的应用性,有效地改善了形体的影响问题,从而可提高微粒粒度分布测量结果的准确性。

Usually, the coating of dental ceramic materials is performed with use of flexible discs, silicone polishers, diamond polishing pastes and finishing diamonds.

通常,齿科陶瓷材料的抛是采用硅磨器,金刚石抛浆和抛钻来完成的。

This is a new kind of photoinduced phenomenon and it is a one-photon process.(2)A bipolaron is split into two polarons by photoexcitation.This photoinduced splitting converts a charge carrier into two spin carriers.(3)When the hopping effect is included, the energy of a soliton-antisoliton pair can be lower than that of single polaron in conducting polymers with degenerate ground state.

这是一种新的单子过程致现象;(2)通过激发,一个双极化子可以分裂成两个极化子,这种致分裂效应将一个荷电载流子转换为两个自旋载流子;(3)对具有简并基态的导电聚合物,如果计及跃变常数的变化这一效应,孤子-反孤子对的能量可以低于单个极化子的能量。

Polymers are no more complex to produce than colour crystal.There are no filters, no polarisers and no backlighting, light is emitted off the front surface.

生产聚合物没有生产彩色晶体复杂,它们没有滤镜、没有偏镜、没有背从正面发射出来。

Its basic principle is to monitor the arc light automatically by the photosensors; the photoelectric signal is analysed and processed automatically by the microprocessor, then it drives the liquid crystal light valve to turn from a "clear state" into a "dark" protective state rapidly . Meanwhile , when the arc light disappears, the system makes the liquid crystal light valve resumed the bright attitude by auto-delay,and microprocessor adjusts eye protection circuit intelligently to reduce the consumption in the maximal degree, which make the working time achieved one or two years by ordinary button cell cooperates with photocells .

其基本原理是由敏器件自动监测弧电信号经微处理器自动分析处理,快速驱动液晶阀由透明的亮态迅速变为保护的暗态,当弧消失时自动延时使液晶阀恢复亮态;并且微处理器智能调整护目镜电路的工作姿态,最大程度降低功耗,使得普通的扣式电池配合电池便可以工作一至两年。

It shall be flattened first with wood float and then press polished with iron float by pressing all sand grains into grouts.

二遍压:混凝土在临近终凝前进行二遍压,选用木抹子压平后用铁抹子进行压,将砂粒全部压入水泥浆内。

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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