查询词典 present simple

At present, extraction of rhynchophylline commonly is used in basification benzene, can gett high purity after treatment , the process is simple and feasible for commone production.

摘 要：目前国内常用碱化苯提法提取钩藤碱，经处理后可得到高纯度钩藤碱，该工艺简单可行，适于大规模生产。

Here, we present a simple application to display the image stored in raw format, with the following assumptions: the bit depth is 16 bits per pixel, and the width and height of the image are identical.

在这里，我们提出一个简单的应用软件来显示图像存储在原始格式，以下假设：位深度为16位每像素，宽度和高度的形象是一致的。

We present a simple approach to determine the content of casein in crosslinked polyacylamide, i. e., protein molecules are complexed with copper ions by biuret reaction. The polymer containing proteins is cinerated at high temperature and then the residue is dissolved into nitric acid. Protein content is measured by determining concentration of copper ion in nitric acid solution using atomic absorption spectrum.

本文提出了一种在交联聚丙烯酰胺中测定酪蛋白的简便方法，即：利用双缩脲反应使蛋白质与铜离子络合，含蛋白质的聚合物在高温下灰化，残留物溶于硝酸，通过用原子吸收光谱测定硝酸溶液中的铜离子浓度来测量蛋白质的含量。

In the present paper,ZnS:Ag nanoparticles were prepared with simple chemicals by hydrothermal method.XRD patterns indicated that the products have cubic zinc blende crystal structure.

以简单的化学试剂和实验过程，采用水热法制备出ZnS：Ag纳米发光材料。X射线衍射结果表明，产品均为结晶良好的ZnS立方闪锌矿结构。

The present invention uses carbinol as heat-eliminating medium executing nozzle-self cooling, is a simple structure; and feasibility applied on carbinol cracking machine can be realized.

本发明利用甲醇为冷却介质进行喷嘴的自行冷却，结构简单；可实现在甲醇裂解器上应用的可行性。

Sugar, after all, is a simple carbohydrate that's present in fruits and other foods.

毕竟糖是一种存在于水果和其它食物中的简单碳水化合物。

The therapeutic effect of newtype semiconductor laser is reliable. In addition, the manipulation is simple and quick with no complications like trauma, hyperpigmentation and cicatricle etc, which is clinically ideal depilating method at present.

新型固体二极管半导体激光脱毛效果可靠，操作简单，速度决，无损伤、色素沉着及瘢痕等并发症，是目前临床上理想的一种脱毛方法，但所脱毛发的部位不同，毛发的粗细、颜色深浅的不同，所需的能量与次数也不同。

Flowers small to medium-sized, bracteate and often bracteolate, bisexual or unisexual, actinomorphic or rarely zygomorphic, hypogynous to epigynous, floral cup shallow to urn-shaped, sometimes absent; sepals 4 or 5(–10), sometimes absent, imbricate, usually persistent; petals absent or 4 or 5, yellow, white, greenish or red, often ribbonlike and circinate in bud, caducous; stamens 4, 5, or many, free, rarely arranged in 2 whorls with the inner whorl staminodal, development of polyandrous androecia centripetal or centrifugal; anthers basifixed, thecae mostly bisporangiate, each opening by two valves or a simple longitudinal slit, or monosporangiate and opening by a single valve (Exbucklandia, Hamamelis and the genera of the S hemisphere), connective protruding; disk scales sometimes present between stamens and carpels.

花小对中型，具苞片和通常，萼片4或5(-10)，有时无，覆瓦状，通常宿存；花瓣无或者4-5，黄色，白色，带绿色或者红，通常在芽期带状的并且拳卷，早落；雄蕊4，5，或者很多，离生，很少2轮生并且退化雄蕊内部轮生，多雄蕊的雄蕊群向心或离花药基着大多为的囊bisporangiate，以二裂爿或一单纵裂缝每开阔的，花盘鳞片有时片在雄蕊和心皮之间存在。

Compared to several currently widely adopted turbulent lubrication theories, the present one is shown to be the best, in simple Couette-dominated regimes as well as in complicated regimes where commensurable Couette flows and pressure-induced flows coexist.

与当前广泛流行的若干个通用紊流润滑理论相比，无论在以剪切流为主的简单工况下或剪切流与压力流并重的复杂工况下，这个模式均为最优者。

Protestant positions range from the Lutheran view of consubstantiation, which holds that Christ is present along with the unchanged reality of the bread and wine, to the symbolic interpretation of the Eucharist as a simple memorial of Christ's death.

新教职位从路德的看法consubstantiation ，认为基督是目前随不变的现实，面包和酒，以象征性的解释，圣体圣事视为一个简单的纪念基督的死亡。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。