A: normalization method
B: external standard method
C: internal standard method
D: calibration curve method
举一反三
- Which of the following describes the two typical methods for material anthropogenic flow analysis A: The dynamic method tracing material flow process and the STAF method focusing on the specific area B: The mass conservation method and the statistical analysis method C: Material flow analysis method and life cycle analysis method D: Bottom-up method and top-down method
- In what way is the modified internal rate of return (MIRR) method better than the IRR method?
- 2. Which of the following methods is not commonly used to separate interfering components? ( ) A: Precipitation separation method B: Titration analysis C: Ion exchange method D: Chromatographic separation
- Which of the following methods is commonly used for total carbohydrates determination？ A: Phenol-sulfuric acid method B: DNS method C: Muson Walker method D: Somogyi- Nelson method
- What is not the basic statistical research method in the following method is ( ) A: Test method B: Statistical index method C: Mass Observation Method D: Statistical grouping
内容
- 0
Which of the following is not a major approach to social work research?( ) A: Experimental method(实验法) B: Evaluation study method C: Case study method D: Normative study method(规范研究法)
- 1
Which is proved that the substance determined by this method is expected, and the index of the substance to be determined () A: Standard curve and quantitative range B: Specificity C: Stability D: Matrix effect
- 2
In accordance with what we talked about, which of the following method belongs to cognitive method?
- 3
Which is not the method of finding the initial basic feasible solution of transportation problem. ( ) A: Northwest angle method B: Minimum element method C: Vogel method D: Closed loop method
- 4
The simplest pricing method is cost-plus pricing, which involves adding a standard markup to the cost of the product.( )