- High-Low pressure double vane pump with low noise level and high performance is used for energy saving and high efficiency.
- Distinctive single vane or double vane impeller to greatly improve the through capacity of sewage, which can handle fibre material 5 times of pump diameter and solid particles 50% of pump diameter.
- He is working double tides to finish his essay.
- I do not realize it is a double feature.
- Double agents live in a perpetual state of fear.
- I want a double room with a view.
doublestub double double-strike electric drive screw presses double-inlet and double-outlet tube mill Double row double-direction thrust bearing double-contoured curvilinear calcification double-exposure holographic interferometry Double crossover-squeeze gravel pack method Double-arc approaching of tabulated profile double-side automatic submerged arc welding double-hydrophilic group anionic surfactant Double beam molecular absorption spectrometer