double stage

 
  • adj. 二级的

double stage的用法和样例:

例句

  1. High Performances, Wide range Double stage Power Line filters.
    高性能,范围广双极电源滤波器。
  2. It is comprised of multiple stage centrifugal pump,double stage gas separator, protector,submersible motor,guard shield and setting gas separator.
    它主要由多级离心泵、双级分离器、保护器、潜油电机、护罩、沉降分离器组成。
  3. Gradient multi-setting cement slurry system can take the place of double stage cementing in long isolation sections in certain degree, and it displaces many advantages.
    对于封固段较长的固井作业,采用梯度多凝水泥浆体系,在一定程度上可以代替双级固井,具有很强的优越性。
  4. The process is competitable to the double stage electro-desalting in technological kvel, and significant savings in electricity, water as well as detnukifier is achieved.
    )工艺与两级电脱盐水平相当,节电、节水和节省破乳剂的效果明显。
  5. In the double stage coupled heat pump heating system,the air source heat pump(ASHP) worked as the first stage unit under new working conditions in cold environment.
    本文利用已建立并通过实验验证的空气源热泵机组稳态仿真数学模型,对机组在新工况与常规工况下的低温稳态特性进行了计算机仿真。
  6. Variable moving blade double stage axial fan
    动叶可调双级轴流式风机
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