The experimental results show that the electrochemical synthesis process of sodium dichromate from sodium chromate presents zero order reaction kinetic characteristics, and the electrochemical synthesis process of chromic anhydride from sodium dichromate presents first order reaction kinetic characteristics.

鉻酸鈉電催化合成重鉻酸鈉反應(yīng)表現(xiàn)為擬零級(jí)反應(yīng)動(dòng)力學(xué)特征L免费毛片，重鉻酸鈉電催化合成鉻酸酐反應(yīng)表現(xiàn)為擬一級(jí)反應(yīng)動(dòng)力學(xué)特征。

We construct the synthesis reasoning sources according to the multimedia object low-level features and the reasoning source intensity field according to the multimedia co-existence information. A series of multimedia semantic spaces are built by spectral method after synthesis reasoning. The cross-media retrieval is performed on a per-query basis by which different retrieval methods are adopted for different queries.

首先根據(jù)多媒體對(duì)象的底層特征構(gòu)造推理源日韩最新在线观看网址，根據(jù)多媒體對(duì)象的共生關(guān)系構(gòu)造影響源場(chǎng)來進(jìn)行綜合推理欧美中文字幕伦交视频，并構(gòu)造出多媒體語義空間；然后針對(duì)不同檢索例子国产精品亚洲日韩欧美第一页，根據(jù)偽相關(guān)反饋為每一個(gè)檢索例子自適應(yīng)地選擇不同的檢索方法進(jìn)行跨媒體檢索一级a毛片免灵靠看久久精品。

Hydrothermal synthesis of Sn-contained complex compounds mostly focuses on the synthesis of sulfur-substitute stibium acid metallic complex compounds.

含銻配合物的水熱溶劑熱合成主要集中在硫代銻酸金屬配合物的合成上。

As illustrated in Fig. 10-1,the initial design activities（such as identification of the design need,formulation of design specifications,feasibility study with collecting relevant design information,and design conceptualization）are part of the synthesis subprocess.That is,the result of the synthesis subprocess is a conceptual design of the prospective product in the form of a sketch or a layout drawing that shows the relationships among the various product components.

如圖10-1所示国产原创自拍，原始設(shè)計(jì)活動(dòng)黄色视频一区二区观看，如設(shè)計(jì)需求的認(rèn)定，設(shè)計(jì)規(guī)格說明的規(guī)劃一级α片屄，根據(jù)收集的相關(guān)設(shè)計(jì)信息進(jìn)行可行性研究以及設(shè)計(jì)概念化等欧美精品黄一区，都屬綜合子過程部分；即綜合子過程的結(jié)果是各個(gè)產(chǎn)品部件間的關(guān)系以草圖或布局圖的形式來表示的所期望產(chǎn)品的概念設(shè)計(jì)操干无码在线视频。

According to the analysis of the complex physics property of urea synthesis system, the enthalpies model is proposed to predict the behavior of the thermal balance of Urea synthesis reactor.

針對(duì)尿素反應(yīng)過程模擬與計(jì)算中涉及到的熱量衡算很在线视频无码一二三四区，在水溶液全循環(huán)法的尿素工藝流程條件下，對(duì)常用的擴(kuò)展的UNIQUAC方程男人天堂网站网址、PHS狀態(tài)方程以及經(jīng)驗(yàn)公式的焓值計(jì)算方法進(jìn)行了對(duì)比研究91精品国产福利下线，確定了尿素合成過程的焓值計(jì)算方法。

The two existent general strategies of nanocrystal preparations are an organometallic synthesis based on the high-temperature thermolysis of the precursors13-19 or on a dehalosilylation reaction,20,21 and the synthesis in an aqueous medium using polyphosphates22 or thiols23-27 as stabilizing agents.

二個(gè) nanocrystal 準(zhǔn)備的存在一般策略是以先驅(qū)者 13-19 的高溫度 thermolysis 或 dehalosilylation 反應(yīng)為基礎(chǔ)的一個(gè)有機(jī)金屬的綜合黄片你懂的，20视频在线黄色一区，21 和在以 polyphosphates 22 或 thiols 23-27 作為穩(wěn)定代理人的一種水的媒體中的綜合。

A new, stereo-controlled method of aldehyde group synthesis is summarized, which is used to synthesize aldehyde group by introducing thiazole ring and has a wide appreciation for bio-activated compounds synthesis.

摘要本文綜述了一種新型可立體控制的醛基合成方法––利用唑環(huán)引入醛基的方法以及它在具有生物活性物質(zhì)合成中的應(yīng)用欧美日韩A片免费网站。

Author had started the research on design and synthesis of heterocycles several years ago, mainly focused on the design and synthesis of imidazole, thiazole, tetrazole derivatives and their glucosides, in which most of them may have some particular bioactivities.

本論文主要是圍繞具有生理活性含氮雜環(huán)化合物的設(shè)計(jì)與合成而展開的毛片一级一区二区三区四区91，在論文工作中我們應(yīng)用液相"一鍋法"和固相組合化學(xué)方法進(jìn)行了咪唑環(huán)、噻唑環(huán)26uuuu综合、四氮唑環(huán)等具有生理活性的雜環(huán)化合物及其糖苷的合成9AV在线观看视频。

Generated by Black's YMC channel between hybrid is called black "" synthesis, and resin Black Black turbidness compared to synthesis.

由YMC攙和天生的暗叫做"分解暗"，與樹脂暗比擬求国产精品网址，分解暗澄澈不收灰亚洲一级性交大片。

By inheriting from works done by others, we introduce Turing machine model, which is of most importance to the computational complexity theory, high level synthesis and logic synthesis.

本文在繼承前人工作的基礎(chǔ)上，將最基本也是最重要的圖靈機(jī)模型及其依據(jù)于此的計(jì)算復(fù)雜性理論的若干重要概念與思想引入到EDA中的高層次綜合和邏輯綜合環(huán)節(jié)中亚洲一区亚洲二区。