... priming vortex pump 多级自吸旋涡泵 priming of pump 灌泵 ; 泵的起动 self-priming peripheral pump 自吸旋涡泵 ...
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... priming vortex pump 多级自吸旋涡泵 priming of pump 灌泵 ; 泵的起动 self-priming peripheral pump 自吸旋涡泵 ...
基于16个网页-相关网页
hand priming of pump 手起动泵
diffuser priming of pump 扩散器启动泵
hand priming of pump rack 手工移针板
hand priming of pump pump 手动抽水机
Since many American states are forced, by law, to run balanced budgets they cut spending or raise taxes in a downturn—the opposite of Keynesian pump-priming.
出于法律限制,许多州为实现预算平衡,被迫在下降周期中削减支出增出或增加税收,此举与凯恩斯主张的刺激型政策背道而驰。
But lower borrowing costs are of little use if politicians remain sceptical about the merits of fiscal pump-priming.
但如果政客们对财政刺激的价值仍持怀疑态度,降低借贷成本并无多大用处。
The design of self priming centrifugal pipeline pump is discussed, the primary hydraulics and structure design formulas and diagrams are offered.
论述了石油化工用自吸离心管道泵的设计方法,给出了主要的水力设计与结构设计的计算公式与图表。
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