spent fuel assembly storage rack 乏燃料组件储存格架
rack assembly 齿条总成
rack control assembly 齿条操纵机构总成
engine rack control assembly 发动机齿条控制总成
The rail assembly includes a pair of extendable rails, a rack, pinions, and restricting units.
所述轨道组件包括一对可伸出的轨道、齿条、小齿轮以及限制单元。
Trash rack of pump station is indispensable for stability and safety of pump assembly though it is an auxiliary facilities.
泵站拦污栅虽然是辅助设施，但对保证水泵机组安全、稳定必不可少。
Based on the characteristics of pump assembly, the influences of hydraulic resistance of trash rack and feculence on pump unit operation are investigated.
根据水泵装置特性研究了拦污栅及其污物阻水对泵机组运行的影响。
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