A: High(w)pressure and react* and device
B: High(w)pressure and react* and apparatus
C: High(w)pressure and react* and (device or apparatus or equipment)
D: High(w)pressure(w)react(w)device
举一反三
- High blood pressure or hypertension means that there is a lot of pressure on your________.（）
- As a high pressure system approaches，the barometer reading（）.
- Which word stands for high blood pressure?（）
- 智慧职教: The low and high pressure compressors include __________ stages which step-by-step increase the pressure of the air.
- The atmosphere in the vicinity of a high pressure areas is called a (n) _____.
内容
- 0
Air tends to flow from a _______ pressure area to a _______ pressure. A: high, lower B: low, higher C: high, high D: low, low
- 1
The high pressure in fuel injection system of the diesel engine is produced by the （）.
- 2
At the same time, high blood pressure has become an problem.
- 3
Experts believe _____ obesity is often associated with a number of chronic diseases such as high blood pressure and high cholesterol problems.
- 4
High pressure, high efficiency and high speed are the characteristics of modern liquid chromatography. What is the main cause of high pressure? A: Speeding up the flow rate and shortening the analysis time B: Significantly improving the separation efficiency C: The use of fine particles as stationary phase D: The use of a packed capillary column