Electro music has become one of indiscerptible parts in modern music. Three foreign composers of electro music, invited by the Electric Music Department of Shanghai Conservatory, will add more splendidness and magnificence to our music week with their lectures and electric music concert.

電子音樂(lè)已成為當(dāng)代音樂(lè)不可分割的一個(gè)重要組成部分，上海音樂(lè)學(xué)院電子音樂(lè)工程系所邀請(qǐng)的三位外籍電子音樂(lè)作曲家和他們的講座以及他們的一場(chǎng)電子音樂(lè)音樂(lè)會(huì)都將為我們的音樂(lè)周增添絢麗的當(dāng)代色彩清风阁免费视频A片。

The dynamic structural property of an electro-optical theodolite is an important basis for designing electro-optical theodolite.

光電經(jīng)緯儀的結(jié)構(gòu)動(dòng)態(tài)特性是設(shè)計(jì)光電經(jīng)緯儀的重要依據(jù)午夜国产黄片免费。

The topic of this graduation project is precisely one kind of electro-hydraulic proportional valve----two stage electro-hydraulic proportional throttle valve.

本設(shè)計(jì)的課題是電液比例閥中的一類——二級(jí)電液比例節(jié)流閥。

The test bedstand which is composed of electro-motor ,hydraulic pump ,hydraulic motor ,speed verily box and parallel compensating pump, can resolve the problem of power consumption and the power warm while large power hydraulic pump and motor testing.the principle of system is that electro-motor drive the hydraulic pump first,then the pump make the hydraulic motor work through its high pression oil,the follow working hydraulic motor feedback the power in niuju re-drive the hydraulic pump,at last the power is recovered.this bedstand make use of bishi hydraulic system ,which can have a closely construct ,and steadly chuandong ,lower noise ,high power recovery percentage and so on.

本實(shí)驗(yàn)臺(tái)由電動(dòng)機(jī)自拍四页日韩欧美在线观看、油泵国产玩弄老太婆、油馬達(dá)和變速箱以及并聯(lián)補(bǔ)油泵等一起構(gòu)成功率反饋實(shí)驗(yàn)油路，以解決大功率液壓泵及馬達(dá)在試驗(yàn)時(shí)的大功率消耗和能量耗散時(shí)的發(fā)熱問(wèn)題呻吟av影院。實(shí)驗(yàn)臺(tái)由電動(dòng)機(jī)帶動(dòng)油泵操操操b，油泵輸出油液驅(qū)動(dòng)液壓馬達(dá)，油馬達(dá)輸出的扭矩通過(guò)變速箱傳動(dòng)回饋給液壓泵的輸入軸男女无遮挡毛片视频免费，從而實(shí)現(xiàn)功率回收免费看一级A片在线看手机。采用閉式液壓系統(tǒng)，結(jié)構(gòu)緊湊亚洲精品性爱视频、運(yùn)行平穩(wěn)国内自拍和偷拍、噪聲低、功率回收率高又污又色又吃胸的视频；機(jī)械補(bǔ)償婷婷免费在线视频，電動(dòng)機(jī)輸入扭矩經(jīng)變速箱傳動(dòng)驅(qū)動(dòng)液壓泵；液壓補(bǔ)償情侣av在线，并聯(lián)補(bǔ)油泵對(duì)系統(tǒng)的高壓油路進(jìn)行流量補(bǔ)償黄色网站最新网站免费。

The test bedstand which is composed of electro-motor ,hydraulic pump ,hydraulic motor ,speed verily box and parallel compensating pump, can resolve the problem of power consumption and the power warm while large power hydraulic pump and motor testing.the principle of system is that electro-motor drive the hydraulic pump first,then the pump make the hydraulic motor work through its high pression oil,the follow working hydraulic motor feedback the power in niuju re-drive the hydraulic pump,at last the power is recovered.this bedstand make use of bishi hydraulic system ,which can have a closely construct ,and steadly chuandong ,lower noise ,high power recovery percentage and so on.

本實(shí)驗(yàn)臺(tái)由電動(dòng)機(jī)、油泵BB爱A片视频、油馬達(dá)和變速箱以及并聯(lián)補(bǔ)油泵等一起構(gòu)成功率反饋實(shí)驗(yàn)油路久久福利无码一区二区三区，以解決大功率液壓泵及馬達(dá)在試驗(yàn)時(shí)的大功率消耗和能量耗散時(shí)的發(fā)暖問(wèn)題狼友视频色图。實(shí)驗(yàn)臺(tái)由電動(dòng)機(jī)帶動(dòng)油泵，油泵輸出油液驅(qū)動(dòng)液壓馬達(dá)国内毛片网址?，油馬達(dá)輸出的扭矩通過(guò)變速箱傳動(dòng)來(lái)回饋給液壓泵的輸滲入滲出軸18禁免费无码无遮挡网站老男人，從而實(shí)現(xiàn)功率往返收。采用閉式液壓系統(tǒng)www.ggzhyc.com，結(jié)構(gòu)緊湊wwwjizzjizzjizz、運(yùn)行平穩(wěn)、噪聲低久久免费看片一级、功率回收率高国产精品免费观看91；機(jī)械補(bǔ)償，電動(dòng)機(jī)輸滲入滲出扭矩經(jīng)變速箱傳動(dòng)驅(qū)動(dòng)液壓泵亚洲国产精彩视频；液壓補(bǔ)償乱伦视频APP，并聯(lián)補(bǔ)油泵對(duì)系統(tǒng)的高壓油路入行流量補(bǔ)償。

The test bedstand which is composed of electro-motor hydraulic pump hydraulic motor speed verily box and parallel compensating pump can resolve the problem of power consumption and the power warm while large power hydraulic pump and motor testing.the principle of system is that electro-motor drive the hydraulic pump firstthen the pump make the hydraulic motor work through its high pression oilthe follow working hydraulic motor feedback the power in niuju re-drive the hydraulic pumpat last the power is recovered.this bedstand make use of bishi hydraulic system which can have a closely construct and steadly chuandong lower noise high power recovery percentage and so on.

本實(shí)驗(yàn)臺(tái)由電動(dòng)機(jī)97免费视频人妻无码一区、油泵久久AV先锋影音资源网站、油馬達(dá)和變速箱以及并聯(lián)補(bǔ)油泵等一起構(gòu)成功率反饋實(shí)驗(yàn)油路，以解決大功率液壓泵及馬達(dá)在試驗(yàn)時(shí)的大功率消耗和能量耗散時(shí)的發(fā)熱問(wèn)題国产手机小视频看片。實(shí)驗(yàn)臺(tái)由電動(dòng)機(jī)帶動(dòng)油泵玖玖资源网在线，油泵輸出油液驅(qū)動(dòng)液壓馬達(dá)，油馬達(dá)輸出的扭矩通過(guò)變速箱傳動(dòng)回饋給液壓泵的輸入軸欧美一级情欲视频，從而實(shí)現(xiàn)功率回收黄色毛片ww。采用閉式液壓系統(tǒng)，結(jié)構(gòu)緊湊亚洲色欲色欲天天天、運(yùn)行平穩(wěn)亚洲专区在线观看无码、噪聲低玖玖玖在线精品免费视频、功率回收率高肏屄直接看；機(jī)械補(bǔ)償，電動(dòng)機(jī)輸入扭矩經(jīng)變速箱傳動(dòng)驅(qū)動(dòng)液壓泵三级日韩欧美第一页；液壓補(bǔ)償国产毛片无码特级毛片无码，并聯(lián)補(bǔ)油泵對(duì)系統(tǒng)的高壓油路進(jìn)行流量補(bǔ)償。

The preparation method is characterized in that:(1) at minus 10 DEG C to 10 DEG C, a chloroauric acid solution with a certain concentration is added into a nano-Pt/C catalyst by ultrasonic or stirring mixture and the atomic ratio of Pt to Au is controlled between 18:1 and 5:1;(2) a small amount of monohydric alcohol or dihydric alcohol or trihydric alcohol of C1-C3 is added and is stirred at minus 10 DEG C to 10 DEG C for 10 min to 5h, so as to prepare the carbon-loading Pt-Au bimetallic nano electro-catalyst;(3) if necessary, the catalyst obtained by the step (2) is treated for 0.5 to 4h at high temperature ranging from 100 DEG C to 700 DEG C in the inert or reducing atmosphere, so as to adjust and control the grain size of the Pt-Au bimetallic nano electro-catalyst.

本發(fā)明涉及了一種高穩(wěn)定性碳載Pt-Au雙金屬納米電催化劑的制備方法人人看人人插人人摸，其特征在于：(1)在-10～10℃中国产精品视频一区二区啪视频，將一定濃度氯金酸溶液加入到納米Pt/C催化劑中經(jīng)超聲或攪拌混合，控制Pt∶Au的原子比為18∶1-5∶1羞羞色院91精品网站；(2)添加少量C 1 -C 3 的一元2020亚洲高清一区二区、二元或三元醇類，在-10～10℃下攪拌10min-5h久久人人澡人人爽人人爱，制備了碳載鉑金雙金屬納米電催化劑日韩一级性爱黄片视频在；(3)視需要免费毛片基地，可將步驟(2)得到的催化劑在惰性氣氛或還原氣氛中經(jīng)100～700℃高溫處理0.5-4h，可調(diào)控Pt-Au/C雙金屬納米催化劑的粒徑日本不卡网址欧美视频。

For example, the ion membrane chlorine alkali synthetic industry, adiponitrile electrosynthesis and indirect electro-oxidation synthetic vitamin K3 in the organic electrosynthetic industry, indirect electro-oxidation synthetic vitamin K3 all chosed plate and frame electrolyzer s.

板框式電化學(xué)反應(yīng)器99热这里只有精品国产首页，由于具有結(jié)構(gòu)緊湊、體積電流密度大人人操人人干在线观看、槽壓低等優(yōu)點(diǎn)国产九九av，而被廣泛應(yīng)用于電化學(xué)工業(yè)中，例如亚洲黄色网站1，離子膜氯堿合成工業(yè)亚洲国产一级理论片在线播放、有機(jī)電合成工業(yè)中的己二腈電合成、間接電氧化合成維生素K_3等均選用了板框式電化學(xué)反應(yīng)器欧美色天色噜夜夜。

It's pointed out that in the design of a weapon system, a collimating prism box should be installed behind the electro-optical instrument, if the condition is permitted, to control the electro-reticule generator or other functional elements added in the circuit, and make the weapon system realize the automatic collimation during flighting or driving.

指出在武器系統(tǒng)的設(shè)計(jì)中久久婷婷五月综合社区，如果條件允許，可在光電儀器的后方設(shè)置一個(gè)校準(zhǔn)棱鏡箱(或折反式自準(zhǔn)凹面鏡組件)人人操人人爱人人摸人人看，以便在控制電路中加入電十字線跟蹤產(chǎn)生器等功能單元欧美午夜免费福利，使武器系統(tǒng)實(shí)現(xiàn)行進(jìn)間或飛行中自動(dòng)校準(zhǔn)。

Technical features of the Project We are planning to adopt the advanced tech niques like silk-screen printing, graph-electro-en graving craft and electro plating hole-covering craft, The main production equipment will be introduced from abroad.

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