Which one of the sentence is INCORRECT for Prazosin? A: It is a selective α1 adrenoceptor blocker. B: It blocks presynaptic α2 adrenoceptors to increase release of noradrenaline. C: It has first dose of effect, showing postural hypotension. D: It dilates resistance and capacitance vessels. E: It can decrease the blood cholesterol concentrations.

Which of the following does not belong to concrete durability.（）‍ A: resistance to freezing and thawing B: thermal shock resistance C: chloride resistance D: chemical resistance

The<br/>activity of the autonomic nervous system can mainly affect ( ) A: Viscous<br/>resistance B: Inertial<br/>resistance C: Airway<br/>resistance D: Pulmonary<br/>elastic resistance E: Thoracic<br/>elastic resistance

Tom does not advocate passive endurance in face of injustice. What he advocates is actually ____. A: non-violent resistance B: united resistance C: silent resistance D: violent resistance

The input resistance of the whole multistage amplification circuit is the input resistance of ( )

智慧职教: Tank unit capacitance varies as a function of the _____ in the tank.

If the charge on a parallel-plate capacitor is doubled: A: the capacitance is halved B: the capacitance is doubled C: the electric field is halved D: the electric field is doubled E: the surface charge density is not changed on either plate

The Thevenin resistance R Th is exactly equal to the Norton resistance R N

The hardness, wear resistance and heat resistance of cemented carbide are higher than that of high-speed steel.

【单选题】BATNA与resistance point之间的关系是: B A. ATNA越优,resistance point越低 B. BATNA越差,resistance point越低 C. BATNA越优,resistance point越高 D. BATNA越差,resistance point越高