After the early uninucleate stage, nearly all of Peiai 64S microspores possessed malfunctional exine that was deviod of electron transparent region between sexine and nexine, and no intine was established.

早期小孢子形成之后，幾乎所有小孢子外壁均發(fā)育異常欧美色色视，表層與里層之間界限不清色哟哟天天操，缺少中間透明帶欧美性爱淫淫网，同時內(nèi)壁沒有形成亚洲一级簧片在线观看。

In views of the p base region, n field stop layer, transparent anode region and isolation region, the characteristics of GCT are analyzed by MEDICI simulator.

從p基區(qū)、n場阻止層欧美日韩免费一区二区三区视频播放、透明陽極和隔離技術(shù)四個方面入手深夜福利国产片，利用MEDICI軟件模擬分析了GCT的各項特性人人干人人操A片，提出了三種改進型結(jié)構(gòu)，并對其關(guān)鍵結(jié)構(gòu)參數(shù)進行了優(yōu)化設(shè)計www性交com。

Transparent YGO ceramics were prepared by sintering at 1670℃ for 2h in vacuum using the powders calcined at 1100℃. The YGO ceramics shows a high in-line transmittance of 74.6% in the visible-light region, much higher than that of transparent Y2O3 ceramics prepared by the same process.

采用所制備的YGO：Eu納米粉體A片视频在线播放免费，在1670℃真空燒結(jié)2h可獲得透光性良好的透明陶瓷，樣品在可見光區(qū)的最高透過率可達74.6%国产精品久久久久久精品无码，高于相同工藝條件下制備的氧化釔透明陶瓷日韩不卡一级毛片免费。