吴某,男性,20岁,头颈面部及胸腹部烧伤,其烧伤面积是() 18%。 22%。 25%。 30%。 35%。
The EMPLOYEE tables has these columns: You want to display the name and annual salary multiplied by the commission_pct for all employees. For records that have a NULL commission_pct, a zero must be displayed against the calculated column. Which SQL statement displays the desired results?() SELECT last_name, (salary * 12) * commission_pct FROM EMPLOYEES;。 SELECT last_name, (salary * 12) * IFNULL(commission_pct, 0) FROM EMPLOYEES;。 SELECT last_name, (salary * 12) * NVL2(commission_pct, 0) FROM EMPLOYEES;。 SELECT last_name, (salary * 12) * NVL(commission_pct, 0) FROM EMPLOYEES。
对大体积混凝土进行二次振捣的目的是()。 提高混凝土与钢筋的握裹力。 增加混凝土的密实度。 提高混凝土抗压强度。 提高抗裂度。
液压泵的工作压力是指泵工作时输出油液的()压力。 最高。 额定。 实际。 负载。
Select three true statements regarding Coherence() Coherence provides stronger data management than an Application Server。 Coherence provides better scale-out performance than a Application Server。 Coherence provides better scale-out performance than a Database Server。 Coherence provides better througput than a JMS messaging server Coherence provides stronger configuration management than Grid Control。
个体心理发展的影响因素有()