Some key part is ameliorated to meet the demands of working. This thesis mainly includes:(1) Analysing the working principle of the spring operateing mechanism, expatiating the character of the mechanism;(2) With the design aim of the spring operating mechanism, accomplishing the design of ZW□-12/630-20 outdoor HV vacuum breaker based on the systemic design theory of the spring operating mechanism, which includes spring mechanism of open-close switch; cam mechanism based on the principle of power balance; buckle-off mechanism with force-minished device; ratchet wheel mechanism with number-increased detent;(3) In the design on the spring operating mechanism for the outdoor vacuum breaker, using the air cushion device with speed controller to ensure the steady working of the spring operating mechanism;(4) Accoding the problem of daily maintenance for HV circuitbreaker, giving some effective steps of daily maintenance.

論文工作主要包括以下幾個(gè)方面：(1)從真空斷路器彈簧操動(dòng)機(jī)構(gòu)的功能原理出發(fā)欧美一级淫片AAAAAAA，詳細(xì)分析了該機(jī)構(gòu)的工作原理，闡述了機(jī)構(gòu)工作的基本特性久久精品国产清自在天天线；(2)根據(jù)工程實(shí)際提出了真空斷路器彈簧操動(dòng)機(jī)構(gòu)的設(shè)計(jì)目標(biāo)自拍偷拍卡通，在系統(tǒng)分析彈簧操動(dòng)機(jī)構(gòu)設(shè)計(jì)理論的基礎(chǔ)上，完成了ZW□-12/630-20型戶(hù)外真空斷路器彈簧操動(dòng)機(jī)構(gòu)的設(shè)計(jì)工作琪琪电影网午夜理论片717百度，其中包括真空斷路器彈簧操動(dòng)機(jī)構(gòu)的分合閘彈簧機(jī)構(gòu)的設(shè)計(jì)全网国产黄色视频；以輸出力特性曲線設(shè)計(jì)機(jī)構(gòu)理論演化出的功率平衡原則為基礎(chǔ)的凸輪機(jī)構(gòu)的設(shè)計(jì)；帶有減力機(jī)構(gòu)的滾動(dòng)摩擦扣結(jié)方式的脫扣機(jī)構(gòu)設(shè)計(jì)日韩精品火爆视频在线观看网站；根據(jù)實(shí)際情況增加了棘爪數(shù)量的棘輪機(jī)構(gòu)設(shè)計(jì)特黄一级大片；(3)在真空斷路器彈簧操動(dòng)機(jī)構(gòu)的設(shè)計(jì)中，引入了速度控制模式空氣緩沖器欧插网免费看的视频，對(duì)慣性負(fù)載起到了良好的自動(dòng)緩沖效果新欧美老妇三级经典在线观看，從而保證了真空斷路器彈簧操動(dòng)機(jī)構(gòu)穩(wěn)定、有效地運(yùn)行成在线人黄页免费视频，保證了真空斷路器的動(dòng)作質(zhì)量日韩欧美午夜性爱福利；(4)針對(duì)目前真空斷路器運(yùn)行過(guò)程中存在的問(wèn)題，提出了有效的日常維護(hù)措施亚洲日韩在线视频。

When a spiral coil spring rotates an adapter while the webbing belt is fitted and a plunger is coupled with a ratchet wheel, a torsion coil spring is wound on the adapter.

安全帶被系上后91在线精品网址，在一根沖桿卡住一個(gè)棘輪的狀態(tài)下，當(dāng)一個(gè)盤(pán)簧轉(zhuǎn)動(dòng)一個(gè)承接件時(shí)欧美视频精品二区，一根扭轉(zhuǎn)螺旋彈簧在承接件上旋緊久久机这里只有精品。

Consequently, the topper was cut broken by the pawl of the ratchet wheel and the derrick fell freely and struck onto the bulwark top, resulting into serious bending of derrick and also wounding of stevedores.

接著a视频在线，千斤索被棘輪爪切斷无码Aa在线看性色，吊桿失控跌落并撞上舷墻頂部，致使吊桿嚴(yán)重彎曲黄片导航，裝卸工受傷人人干人人98。

ECM Inner ratchet wheel Cathode Frock

電化學(xué)加工；內(nèi)棘輪久久精品女人18毛片水真多；工具陰極好吊操,人人摸；工裝夾具

February 13! If you have been working out, now's the time to ratchet up your effort!

如果你一直有健身，那現(xiàn)在也是提升你努力的時(shí)候了a4yy成年私人影院在线看！

They have been driven by a ratchet effect.

這是由于它受棘輪效應(yīng)的驅(qū)使色视频免费看网站。

As I mentioned, one of the things I like best about the ATR Ratchet is itsflexibility and adaptability.

如上所述，對(duì)我來(lái)說(shuō)日韩综合小视频， ATR 棘輪最引人入勝的一點(diǎn)在于它的適用性和靈活性AV网站免费看。

He made a small ratchet of panic and that was it.

他只是做了個(gè)情急慌亂之下的本能掙扎就放棄了18禁肉肉无遮挡无码网站公司。

We must make sure that the business-custom relationship is a profit ratchet.

我們必須確保商業(yè)與顧客的關(guān)系成為不可逆轉(zhuǎn)的利潤(rùn)增長(zhǎng)手段。

I…do not know, Ratchet.

我的確希望她能快點(diǎn)長(zhǎng)大717理论片在线观看无码。