Finally, Several energy saving approaches including for intermittent power supply are comprehensively discussed and compared with the optimal voltage curve. The simulation and field test on beam pump unit show the effect and applicability of these approaches.

對包括斷續(xù)供電節(jié)能在內(nèi)的幾種動態(tài)節(jié)能途徑進行了綜合討論和對比，通過對典型周期性變工況的抽油機電動機的仿真和實測夜间福利av，分析了幾種節(jié)能途徑的效果和適用性三级片视频午夜。

Sheet-fed flat die-cutting relies on the syndiospecific side of the former gauges, mechanical positioning, and the development of an on-line die-cutting relies on the business card printing and membership card making tagging, and do not pick out the paper teeth, in order to achieve wheel system transformation cards and membership cards of consecutive paper making unit to die-cutting-intermittent motion changes, often feeding Assembly set up an eccentric mechanism djustable.

單張紙平壓平模切是依靠前規(guī)、側(cè)規(guī)機械定位的久久精品国精品亚州，而聯(lián)線平壓平模切是依靠制卡和會員卡制作標記定位的、且沒有叼紙牙排九九免费看大片视频黄色的，為了實現(xiàn)輪轉(zhuǎn)制卡和會員卡制作單元紙張的連續(xù)傳到模切工位的間歇運動的轉(zhuǎn)變com.一区二区久久特，通常在給紙裝里設(shè)置一個可調(diào)的偏心機構(gòu)。