背負泵 的英文怎麼說

中文拼音 [bēibèng]
背負泵 英文
back-pack pump
  • : 背動詞1. (用脊背馱) carry on the back 2. (擔負) bear; shoulder
  • : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
  • : 名詞(吸入和排出流體的機械) pump
  • 背負 : bear; carry on the back; have on one's shoulder; tote背負者 toter
  1. Back pack pump tank

    式帶滅火器
  2. To ensure the charging pump working reliably, the following measures should be adopted : ( 1 ) adopting modified circular casing to reduce the radial force of the impeller and decrease the seal clearance ; ( 2 ) using radical ribs on impeller and helical sealing on shaft to realize minor pressure differential ; ( 3 ) using back pressure stuffing box to ensure sealing under small packing force ; ( 4 ) adopting self - lubricant flexible graphite stuffing for absorption of solids entering in the graphite in case of leaking

    為確保灌注可靠工作,提出改進措施: ( 1 )採用改型環形體降低葉輪的徑向力,減小軸封間隙,抑制泄漏; ( 2 )採用葉片降低葉片根部壓頭,獲得微壓,使軸封兩端承受較小壓差; ( 3 )採用螺旋密封降低軸封兩端壓差,在保持微壓的同時避免出現壓,密封效果更好; ( 4 )採用反壓式填料密封結構,在很小的壓緊力下,即可保證密封; ( 5 )採用具有潤滑功效的柔性石墨填料,即使發生軸封泄漏,進入石墨內部的固相顆粒也將隨著石墨的消耗而被鉆井液吸收。
  3. Back pack pump tank fire extinguisher

    小型背負泵式滅火器
  4. Equipment used for spraying can range from a small hand - held compression sprayer to a gas - powered backpack sprayer to a hydraulic mist blower

    用來噴灑的設備大小不一,可以是小型手提噴灑,或者是用式機動噴灑裝置,甚至是大型的噴灑機。
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