A section created by a plane cutting a solid perpendicular to its longest axis.

由一平面橫切某物国产一级特级黄色网站，通常與軸線成直角切割形成的斷面肏屄视频免费观看。

In the hypothesis, it is assumed that the photoreceptor outer segment is a cylindrical-like structure, while a photo enters the outer segment, the possibility of the impact between the photon and a photopigment molecule is maximal if the photon's travel path parallels to the axis of the cyclinder.

其理論系假設(shè)光感細胞的外節(jié)為一圓柱狀結(jié)構(gòu)，當光子進入到光感細胞的外節(jié)部分時99九九免费精品，若其路徑與此柱狀結(jié)構(gòu)的軸向平行黄色欧美一区，其碰撞到光色素分子的機率會最高，因此所產(chǎn)生的響應(yīng)將最大中文亚洲日韩特黄无码免费看电影。

Methods Sixty students(120 eyes)with myopia(within-2.50D)were selected.visival acuity,cycloplegic refraction,keratometer,ocular axis,stereoscopic vision,and phoria strabismus were observed before and after 1～1.5 years wearing Anti-myopia Glasses.

近視的發(fā)生和發(fā)展與環(huán)境的影響密切相關(guān)[2]cao国产，特別在青少年時期，過分的和不適當?shù)拈喿x、書寫免费观看在线一区二区日韩、觀看電腦屏幕及其他近工作永久不卡黄色网站级，是促成近視的重要因素[3]。

At the time of some modeling in structure, according to the characteristic of the rotating shell, the article adopt finite strip method to analyse to the shell, and discretes the rotating shell along the axis to a series of cylindrical shell to set up mold of curved surface ,not only guarantee to calculate the precision as well as raise the efficiency, but can deal with more complicated structure.

在結(jié)構(gòu)部分建模時午夜东京热精品久久，根據(jù)旋轉(zhuǎn)殼體的特點丝袜人妻无码中文字幕综合网，對殼體采用有限條法進行分析，將旋轉(zhuǎn)殼沿軸向離散成一系列的錐狀或柱狀條色色色色香蕉，對結(jié)構(gòu)旋轉(zhuǎn)曲面進行建模，既保證計算精度又能提高效率午夜AV，而且可以處理比較復雜的組合結(jié)構(gòu)日韩乱子伦免费视频。

In the middle of the lake and on the central axis of the whole park lies the Jade Flowery Islet, topped by the imposing White Dagoba which is the landmark of Beihai Park.

在中東的湖泊和中央軸線是整個公園的翡翠花小島，超出的實行白舍利塔這是具有里程碑意義的北海公園丝袜日韩无码激情视频。

Classroom Deployment 4.1 Equipment In order to use the world to deliver a lecture the following items of equipment are required: Desktop/Laptop positioned at the front of the classroom Data projector/LCD Panel/Plasma Panel connected to the above Desktop/Laptop (to provide lecturer with view of 'virtual students') 50 Plasma Panel (to provide lecturer with view of 'virtual students') connected to the above Speakers ( to enable lecturer and students in physical classroom to hear 'virtual students' ) Microphone ( to enable 'virtual students' to hear lecturer and students in physical classroom) Axis 212 PTZ Network Camera ( to provide live video of lecture in virtual classroom) 4.2 Layout The equipment in the classroom should be positioned as shown by Fig.

4課堂部署 4.1設(shè)備為了利用世界各地發(fā)表演講下列項目所需的設(shè)備：臺式電腦/筆記型電腦定位在前面的課堂數(shù)據(jù)投影機/ LCD屏/等離子面板連接到上述臺式電腦/筆記型電腦（提供講師與鑒于'虛擬學生） 50 等離子面板（與提供講師認為'虛擬學生的）連接到上述發(fā)言者（以使教師和學生在體育課堂上聽到'虛擬學生）麥克風（使'虛擬學生聽到教師和學生在體育課堂）軸212云臺網(wǎng)絡(luò)攝像機（提供視頻直播的演講中虛擬教室） 4.2布局該設(shè)備在課堂上應(yīng)定位為所表現(xiàn)出圖国产图片大全综合视频。

The organization of the day-care is mirrored across the building's central axis.

這一天的安排，照顧鏡像整個建筑的中軸線美女做a。

Can be seen, no overload is the essence of the centrifugal pump, pump shaft power curve peak, or shaft power with the increase of flow rate changes are small, relatively flat power curve that axis, so that the pump shaft power in the dead lift off to zero head (that is, from zero flow to maximum flow rate) are less than equal to the original context of the supporting motive power.

可見欧美精品观看视频免费，無過載離心泵的實質(zhì)是指，泵的軸功率曲線有峰值或軸功率隨流量的增加而有較小的變化日日干日日射日日操，即軸功率曲線比較平坦樱桃视频iosapp，使泵的軸功率在關(guān)死揚程到零揚程范圍內(nèi)都小于等于原動機的配套功率。

The method introduced recently by Li Guohong was used to produce AlCuCo decagonal quasicrystalline films, with different thickness. All the films have the same orientation that the ten-fold axis is perpendicular to the films.

我們采用新近報導的D相薄膜生長方法经典在线视频日韩精品免费播放，制備了完全取向的D相AlCuCo薄膜91国在线视屏，并利用薄膜樣品的優(yōu)勢，對D相準晶的特性進行了光學和電學方面的研究日韩国产欧美免午夜网。

Among the 16 approximants, seven of them are new phases. The stable decagonal quasicrystal with a period of 3.72 nm along the tenfold axis is reported for the first time.

高分辨像表明一本大道香蕉8中文在线视频，十次準晶近似相的基本結(jié)構(gòu)單元是由兩圈各十個亮像點組成的同心十邊形原子團簇。