水面

A swimming stroke in which a person lies face down in the water and extends the arms in front of the head, then sweeps them both back laterally under the surface of the water while performing a frog kick.

蛙泳泳者脸朝下浸入水中，把两臂伸向头的前方，然后在水面下从侧面把两臂收回，同时象青蛙一样蹬脚的一种泳姿

The light is inclined to shot into from the air the hour of surface wants to take place the glint with refract, and refract the total and smaller angle of incidence in Cape, the underwater frogman tree seeing coast will become high.

光从空气斜射向水面时要发生反射和折射，且折射角总小于入射角，水下的潜水员看见岸上的树会变高。

Other companies, such as Spokeo , ProfileLinker , MyLifeBrand and the more recent Fuser , are trying to help you organize your online social identity as well, all in different ways.

流量排名是一个直观的说明，而还有一些价值，更隐藏在水面之下，却是后发制人的强大法宝。

Summer cool autumn, such as, the mountain tianchi lake rippling, Winter is cold, cold water, water and oil from gaultheria when several inches thick ice, sometimes dreaming is settling the mountain snow of winter, there is the scenery, guangdong wonders.

夏日，山上凉爽如秋，天池碧波荡漾；冬天，池水冰冷透骨，严寒时水面还有数寸厚冰，有时山上还纷纷扬扬飘洒着雪花，颇有北方冬天的景色，是粤东奇景。

Overnight beating in the years lake, Gean Petals across the water, peel off the false impression that the wind was irreversible, and air Gezhuo a dream like a scattered mind deep depression.

朝夕跳动在岁月的湖面上，隔岸的落花划过水面，假象剥落了那不可逆转的风，空搁着一棵梦一样的心错落了一场深深的抑郁。

Look at the stream, the that the water, like soft, thin belt, while in the water floating light and curly, while Shu has started to gesticulate even the United States.

再看溪水中，那一簇簇的水草，像柔软的细带，一会儿在水面上轻盈地卷曲浮动，一会儿又舒展开来，比画的还要美。

It can be used to calculate positioning error related to baseline error and observation error. It can also be used to calculate convergent area and unstable area with given GIB network.

并以此详细推导了水面基线误差、网形对定位结果的误差分析公式和距离观测误差对定位结果的误差分析公式。

You'll quickly realize that if you simply use your legs to keep your head above water, you'll need gills.

你会很快地意识到，如果仅凭借双腿的力量去保持你的头部高出水面的话，你将需要鳃的。

This paper is mainly comprised of two components:preparation of models of rats suffering from deficiency of spleen Yang;comparison of the pharmacodynamics impacts of different Lizhong Pills formulations made up by dried ginger or its different components in Lizhong Pills to the different groups of the models.1 Establish the model of deficiency of spleen YANG induced by " cypsum fibrosum and anemarrhenae " with complex factors1.1 ObjectivesWith using heat-clearing and fire-purging drug cypsum fibrosum and anemarrhenae,insteading of the common usage of rhubarb and folium sennae,accompanied with irregular diet and overstrained,the model of deficiency of spleen-YANG is to be established,which is much close to the pathopoiesis theory of " frigidity and chilly damaging yang,irregular diet injuring qi,overstrain impairing the spleen" in TCM.1.2 MethodsModel rats is fully fed every other day,given the molding drug of cypsum fibrosum -anemarrhenae(concentration 4:1) with 3 different frequency,and arranged to swim everyday in 25℃water until exhausted(performing as spitting bubble 3 times continuously or sinking unable to float by itself).

全文共分为脾阳虚模型的制备和干姜及其成分对理中丸药效学影响的比较两大部分。1"石膏-知母"复合法脾阳虚模型的制备1.1目的以清热泻火药石膏-知母代替常用的大黄、番泻叶类苦寒泻下药，并结合饥饱失常、劳倦过度的方法进行造模，以期建立更符合中医"寒凉伤阳、饥饱伤气和劳倦伤脾"致病思路的中医脾阳虚证候模型。1.2方法模型动物隔日足量喂食，每日在25℃水中游泳，直至大鼠连续三次吐泡下沉，或沉入水底，3秒内不能自行浮出水面，并以三种不同给药频率灌胃给予石膏一知母煎液，比较石膏-知母不同给药方法对制备脾阳虚模型的影响。

Ten of thousands of other species of fish, from gizzard shad to drum, floated to the surface of the waterway Thursday after authorities dumped more than 2,000 gallons of toxins into a nearly six-mile stretch of the waterway the evening before.

周三晚，当地政府向长约6英里的河道中倾注了超过2000加仑的毒素。周四成千上万的鱼类尸体浮上了水面，从食腐鲱鱼到石首鱼应有尽有。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。