It was found from experiments that graphite felts were suitable for electrode active materials, which were conductive, hydrophilic, acidproof and reaction active.

優(yōu)選出合適的電極材料—石墨氈亚洲一级黄色视频一二区，它具備導(dǎo)電性、親水性一区二区一级黄色视频、耐酸性以及反應(yīng)催化活性欧美多毛XXXXX性喷潮6。

In 1961 they published the first carrier will be injected into the semiconductor PN junction to achieve the "injection laser" exposition and demonstration in the tunnel diodes as high as in Jane and the PN junction to achieve population inversion (which is Produced by stimulated emission of the necessary conditions for) the possibility, but also that active high-density areas around the most active carrier of the border areas on both sides of the refractive index of a difference, creating optical waveguide effect.

他們又于1961年最先公開發(fā)表將載流子注入半導(dǎo)體PN結(jié)以實(shí)現(xiàn)"注入激光器"的論述，并論證了在如隧道二極管中那樣高度簡(jiǎn)并的PN結(jié)中實(shí)現(xiàn)粒子數(shù)反轉(zhuǎn)(這是產(chǎn)生受激發(fā)射的必要條件)的可能性精品在线观看公司，而且還認(rèn)為有源區(qū)周圍高密度的多數(shù)載流子造成有源區(qū)邊界兩邊的折射率有一差值成年免费视频黄网站在线观看不卡，因而產(chǎn)生光波導(dǎo)效應(yīng)。

In order for this function to work properly, a worksheet must be active in Excel. It will generate an error if all windows are hidden, or if the active sheet is a Chart sheet

樓主可能是摘于美國(guó)John Walkenbach著的寶典叢書《EXCEL2003高級(jí)VBA編程寶典》的11.4.7《檢索已經(jīng)關(guān)閉的工作簿中的值》一節(jié)吧又粗又硬又大欧美69a√，在第256～257頁(yè)中。

Also make sure to add at least one active link in your resource box – note that some directories will require you to place HTML code with your links in order to make them active.

同時(shí)要確保增加至少一個(gè)連接活躍在貴資源盒子看到一些目錄會(huì)需要你把HTML代碼與您的聯(lián)系爱情岛论坛自拍亚洲品质福利，以使它們活躍欧美乱色伦图片区小说。

Provides access to the list of active alerts and allows to delete active alerts.

提供了進(jìn)入名單的積極提醒，并允許刪除積極的警示欧美黄色视频久久。

Does not update active rules by default, only changes the list of active rules for the given module.

默認(rèn)情況下是不會(huì)更新活動(dòng)的規(guī)則的全部免费A级毛片免费看，僅修改給定模塊的活動(dòng)規(guī)則列表。

When Story window animation is active, the Story Mode menu (figure 10, B) is also active.

當(dāng)故事窗口動(dòng)畫被激活時(shí)欧美性爱一级视频在线，故事模式菜單（圖10免费观看黄色网站视频免费观看黄色，B同時(shí)被激活。

Ray active components is a new shading mode you can set in the panel menu to display active components over top of shaded objects.

射線方式查看選擇的組分是一個(gè)新的實(shí)體顯示模式亚洲人妻网页，你可以在面板菜單中設(shè)置實(shí)體顯示模式物體之上顯示選擇的組分欧美黄色A片免费在线观看。

Active Galactic Nucleus have been an important branch and one of the most active frontiers in the field of modern astrophysics. It is related to the most fundamental problems in astrophysics .

活動(dòng)星系核是現(xiàn)代天體物理學(xué)研究的重大前沿課題，涉及到天體物理學(xué)中最基本的問(wèn)題√天堂中文www官网av。

After water treated by LVEF, the scaling ions in the water will be transformed into active fine crystal nucleus which scattering in the treated water by the electric field. These crystal nucleuses have lower surface energy and greater active surface area.

水經(jīng)低壓電場(chǎng)處理后在线日本高清www免费看，水中成垢離子會(huì)優(yōu)先在電場(chǎng)中析出并形成活性微晶核分散在處理水中，這些微晶核具有較高的表面能和較大的活性表面亚洲日本一区二区三区，它們更容易吸引水中的成垢離子亚洲网中文字幕，從而阻止在換熱表面形成垢核并繼續(xù)長(zhǎng)大，從而達(dá)到阻垢的目的www.干干干.cao。