In the calculation equation [img=235x39]1803b953831b0d6.png[/img] of normal section bearing capacity for axial compressed members, the coefficient 0.9 means ( ).
A: the partial coefficient
B: the reliability adjustment coefficient
C: the combination coefficient
D: the empirical coefficient
A: the partial coefficient
B: the reliability adjustment coefficient
C: the combination coefficient
D: the empirical coefficient
举一反三
- In regression analysis, if the coefficient of determination is 1.0, then the coefficient of correlation must be 1.0.
- 2(marks 3). Which of the following is an incorrect statement. A: The product moment correlation coefficient can be used with non-numeric data. B: The product moment correlation coefficient is the definitive measure of correlation. C: The rank correlation coefficient can be used as an approximation to the product moment coefficient. D: The rank correlation coefficient can be used with non-numeric data .
- When the normative method determines the formula for calculating bearing capacity of ground, fa is（ ） A: characteristic value of bearing capacity of ground B: modified characteristic value of bearing capacity of ground C: correction coefficient of bearing capacity of ground D: uncertain
- 下面哪个参数是材质的动力学属性？（） A: ABounce Coefficient B: BStatic Friction C: CSliding Friction D: DFriction Coefficient
- Given the self impedance at the fault location and the split coefficient of a certain power source to the fault location, the transfer impedance from the power source to the fault location should be ( ). A: self impedance times the split coefficient B: self impedance dividedby the split coefficient C: uncertain