查询词典 A.B.

And the devices'properties and improve the properties to prepare the artificial boundary. The bi-epitaxial YBCO superconducting film with 45°grain boundary in a-b plane was made for the first time in China in this article by magnetic sputtering instrument that was designed and fabricated by ourselves. The x-ray θ～ 2θ scan 、Ф scan、rocking curve、non-symmetry diffraction and SEM、 TEM、AES etc. were utilized in the study.

为此，本工作采用自行设计制造的全金属密封超高真空磁控溅射设备，利用x射线θ～2θ扫描、Ф扫描、摇摆曲线、非对称衍射及SEM、TEM、AES等分析测试手段，在国内首次、也是至今唯一的一家，制得a—b平面内具有45°人工晶界的双外延YBCO超导薄膜，并进而得到双外延晶界Josephson结。

The photosynthetic pigment contents, chlorophyll a/b rate, free proline, soluble sugar and malondialdehyde contents in the leaves of Hemerocallis fulva var. florepleno which was under different light intensities during their growth were studied.

对重瓣大花萱草进行不同程度遮荫处理，研究了其生长过程中叶片中的光合色素含量、叶绿素a/b值、游离脯氨酸、可溶性糖及丙二醛含量的变化及其生理特性。

Pressing the UP/DOWN key to select the contents of inner playing format, pressing the LEFT/RIGHT key to select the previous or the next page. And you can select the playing modes such as Normal, Repeat one, Repeat All by pressing the MODE key. When selecting one page, pressing the OK key, then it will start to play. During the playing, pressing MODE key to select 11 different tone such as Jazz, class, dance, heavy, disco, soft , live, hall, flat, rock, pop. Pressing REC key to make A-B recycle playing, pressing OK key to pause.

按上下选择键进行内部播放格式目录选择，按左右选择进行目录下的上一页面和下一页面的选择，在当选择的页面时，可按机体侧面的MODE键选择播放模式(如：顺序播放，单曲循环，全曲循环)三种播放模式，当选择要播放的页面时，按五方向键中的OK键，此时可进入播放状态，在播放过程中，按MODE键可进行11种音效选择(爵士乐，聚会，舞蹈，重低音，狄斯高，柔软声，活泼，大厅，平坦的，摇滚，爆劲jazz class dance heavy disco soft live hall flat rock pop)，操作REC键可进行A~B回放，按方向键中的OK键可暂停播放或播放功能。

Pressing the UP\/DOWN key to select the contents of inner playing , pressing the LEFT\/RIGHT key to select the previous or the next page. And you can select the playing modes such as Normal, Repeat one, Repeat All by pressing the MODE key. When selecting one page, pressing the OK key, then it will start to play. During the playing, pressing MODE key to select 11 different tone such as Jazz, class, dance, he**y, disco, soft , live, hall, flat, rock, pop. Pressing REC key to make A-B recycle playing, pressing OK key to pause.

按上下选择键进行内部播放格式目录选择，按左右选择进行目录下的上一页面和下一页面的选择，在当选择的页面时，可按机体侧面的MODE键选择播放模式(如：顺序播放，单曲循环，全曲循环)三种播放模式，当选择要播放的页面时，按五方向键中的OK键，此时可进入播放状态，在播放过程中，按MODE键可进行11种音效选择(爵士乐，聚会，舞蹈，重低音，狄斯高，柔软声，活泼，大厅，平坦的，摇滚，爆劲jazz class dance he**y disco soft live hall flat rock pop)，操作REC键可进行A~B回放，按方向键中的OK键可暂停播放或播放功能。

Results With the preparation depth increasing,these two values of L*a*b* are coming close and the color of the luting resin has smaller effect to the final color of the restoration.

结果：随着预备深度的增加，两者的L*a*b*值越来越接近，不同颜色的粘结树脂对其色彩的影响越来越小。

Methods Samples of Cerinate Porcelain Veneers were prepared in different thickness(0.5mm、0.75mm、1.00mm)and different Vita shade(A1、A2、A3).Luting resins of different colors were used to lute these samples on teeth surface with different preparation depth.Colorimeter was used to measure the L*a*b* of the teeth surface without preparation and after covering with Cerinate Porcelain Veneers.

制作不同颜色（A1、A2、A3色）不同厚度（0.50mm、0.75mm、1.00mm）的Cerinate瓷贴面，将其用不同颜色的粘结树脂粘固到对应的牙齿预备面上，用测色仪分别测量牙齿预备前及粘固了Cerinate瓷贴面后牙面的L*a*b*值，比较两者的差异。

Using the vacuum system with the ion-beam assistance, the c-axis oriented and in a-b plane textured YSZ films based on the NiCr alloy and stainless steel substrates have been prepared with the Ar〓、O〓 ion-beam assistance by laser ablation at room temperature.

应用自研制的离子源辅助装置及其配套的激光沉积薄膜真空系统，在Ar〓、O〓离子源辅助激光沉积条件下，制备出了NiCr合金基片和不锈钢基片上c-轴取向和a-b平面内织构的YSZ过度层薄膜。

And 2 700 a B.P., respectively, based on data in 3 profiles of high moor peat deposits.

和 2 70 0 a B.P。以来孢粉组合特征和植物群与气候演变过程。

Subjective A/B listening test indicates that the reconstructed speech's quality of this method is better than that of fixed phase with 4-6 bit. Compared with the dispersion phase vector quantization method, the synthesis speech is slightly improved for female speakers.

主观A/B测试结果显示，该方法与固定相位法相比，经4~6 bit的相位量化可使合成语音质量得到显著的改善，相比散布相位矢量量化方法，女声的语音合成质量有所改进。

SEE Black, Regulus Regulus is suspected by many to be the mysterious R.A.B.

雷古勒斯被许多人怀疑是神秘的R.A.B。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。