speed n. 1.[C]速度,迅速,速率 2.[U] 速度,迅速,速率,[俚]脱氧麻黄碱(一种强兴奋剂) v.[T] 快速运送,促进,使加速 v.[I] 快行,加速,超速,快进 speed 【构词成分】 (构成形容词)表示"有...速的"(如:a 10-speed bicycle有10速的自行车) pump n. [C] 1.泵,唧筒 2.一抽,一吸;抽吸 v...
variable(displacement)pump 【化】 变量泵 variable n.【常用复数】可变的事物,可变的量 adj. 1.可变的,不定的 2.亮度,周期变化的 Variable n. 变量,可变物 a. 易变的;可变的;变量的;变异的 speed n. 1.[C]速度,迅速,速率 2.[U] 速度,迅速,速率,[俚]脱氧麻黄碱(一种强兴奋剂) v.[T] 快速...
VARIABLESPEEDPUMPING EXECUTIVESUMMARY TOF E N E R G Y D E P A R T M EN U E N I T E D S TATSOF A E R I C A M U.S.DepartmentofEnergy EnergyEfficiencyandRenewableEnergy IndustrialTechnologiesProgram uropump VARIABLESPEEDDRIVES
variable speed pumpELWERT OTTO DIPL-INGSCHNUERLE ADOLF DR-ING
The commonest problem that affects rotodynamic pumps is over-sizing, which occurs when a pump develops too much head. Fixed-speed positive displacement pumps suffer from two problems - getting the pump speed exactly right to match the rated flow and inducing unacceptable pipework vibration when inst...
关于VariableSpeedPump 大小 3.2 MB 更新时间 2022-07-26 版本 1.0.0(build 17) 证书类型 查看 VariableSpeedPump的其它版本 1.0.0 (build 16) 2022-07-19 1.0.0 (build 15) 2022-07-12 1.0.0 (build 14) 2022-07-07 1.0.0 (build 13) 2022-07-07 1.0.0 (build 12) 2022-07-06 ...
Variable-speed pump power storage is an innovative large-scale technology that is being deployed across the world. In addition to price arbitrage and provi
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