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醍伏かおり唹咄枠傑,淫廾譜柴,嫖槌性夕頭

rg2019-04-26  輳苅oyayubisagashi.com

 

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  2、Technical level restricts enterprise r & d production. Domestic valve production is mainly low - and medium-grade products, the lack of its own core technology. Low technology level, directly affect the development of high-end valves. Most valve enterprises produce low-end universal valves, the existence of homogenization between products, similar products make the competition between enterprises intensified.

  • (19)
  • At present, the valve produced by the enterprise has internal leakage, external leakage, low quality, short life and other problems. Some products are still at the international level in the early 1980s, and the key devices cannot be independently developed, so they need to be imported.

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  • (27)
  • 溌aW冩栽恬殻業匆^詰徭麼_l議a瞳室g根楚匆^詰遇匱乂互吉垪丕才冩梢O垪mO嗤I、。∧咏_婢yT室g議冩梢徽HH頁φb崔嶄yT議恬喘、勣箔議蒙來戻竃室g勣箔K音婢_yTa瞳O崙夛室g議冩l軸聞嗤OD吏吏髪窪垢來cH荷恬嗤議音珎m凪嶄匱乂PI喇豢髪富HC返粁@脅頁е皮yTa瞳w室g邦峠陶詰議麼勣圻咀。

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  • (29)
  •   Although a lot of enterprise valve product obtains many national patents, but a lot of patents are practical patents only, the technical content is not high, a lot of patents only made partial improvement on the structure, without substantial improvement invention. Some also exist imitation and plagiarism, because many valve users stay in the use of traditional products for many years, so many products internal and external structure for many years without substantial improvement and improvement.

      凪祥室g邦峠遇冱械yT議O才可創喘貧厘c翌岑兆二I牘硲K]嗤謹寄議餓鉦壓崙夛垢貧匆]嗤音辛嘯埆議錬椎餓壓焚甬愀?徽參H秤r祥頁餓壓J寔夫嵒錬嗤@嘔七Na瞳圻云頁蟻蝶巷望邦y旋a瞳嗤ラ音揖議二醍伏かおり唹咄枠傑,淫廾譜柴,嫖槌性夕頭r伏a匱頁蝶翌巷望匱頁_Y二I匱頁塙望。匱啜町a瞳D伏a竃躓堤yT麗s光。念票匚望挽旛|楚、翌^貧脅曳盤議挫。綜繁音盾議頁在@ラ社巷望脅壓嶄班a@Na瞳遇拝T周谷痘脅轅筏長S徽Y惚牴邵楷鵝楉碍N吭x貧f厘議I尖廷、弖箔朕忘様瞹Y二I嗤載寄餓鉦蒙e頁壓a瞳谷痘紗垢垢貧_贋壓匱協}議匆頁厘郡房議。