0721.ws
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TODAY'S RATING
>1,000,000
Date Range
HIGHEST TRAFFIC ON
Thursday
LOAD TIME
0.4 seconds
PAGES IN
THIS WEBSITE
0
SSL
EXTERNAL LINKS
0
SITE IP
64.70.19.202
LOAD TIME
0.362 sec
SCORE
6.2
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www.0721.net - IL PORTALE LOCALE di Pesaro, Fano e provincia
Www0721.net il portale utile e divertente dedicato a chi vive in provincia di Pesaro e Urbino. Pubblicità Siti Web Eventi. 1998 - 2015 :. Da 14 anni con voi! 149; Guarda tutte le foto! RASSEGNA STAMPA dall'Italia e dal Mondo. LEGGI TUTTE LE NEWS. Vuoi diventare una WEBGIRLS. WEBGIRLS di 0721.net. O partecipare a concorsi. Laquo; ISCRIZIONI APERTE ». Interviste e backstage calendario. Per conoscersi e incontrarsi. La prima e più nota chat della provincia. MESSAGE IN @ BOTTLE. Venerdì 15 Maggio 2015.
WEBSITE.WS - Your Internet Address For Life™
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07210.info
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世界的·中国螺杆泵制造商南京依莫
南京依莫是螺杆泵行业的重点骨干企业,是国内生产螺杆泵品种最全、规格最多的企业之一,我们生产的SN系列三螺杆泵,HSN系列三螺杆泵,QSN系列三螺杆泵,3G系列三螺杆泵,3GR系列三螺杆泵,SM系列高压三螺杆泵,点火油泵,机床冷却泵凭借其卓越的产品质量、过硬的可靠性在同行业中始终处于领先地位。 HSN,QSN,YSN,NSN等系列SN三螺杆泵安装尺寸,性能参数同SN三螺杆泵一致. 1、三螺杆泵属于回转式容积式泵,其原理为 一个泵体 或三孔衬套 和对称平行布置的三根相互啮合的螺杆精确配合形成连续的相互隔离的密闭腔,当主杆转动时,流体被吸入到密闭腔中,随着主杆转动密闭腔连续、均匀地沿轴向移动,从而带动流体由泵进口腔排送至出口腔,实现泵升压过程。 表示在电机转速1450r.p.m时,螺旋角为46 泵的理论流量(l/min)的圆整数,供选泵时参考。 第一, 确定泵的转速 SN 系列螺杆泵的极限转速为 6000r.p.m. 1 泵转速的选择以输送介质的粘度和泵的规格确定转速范围,一般输送高粘度介质时,泵应选低转速 若粘度低 ,相应选择高转速。 对于大规格的泵 主杆外径 60mm 以上.