在装饰放线时，放线仪器和工具，直接从仪器库领取并可使用。（）
参考答案：错
化简：（x-y-z）-（x+y-z）-（x+y-z）．
To prevent gastroesophageal reflux in a client with hiatal hernia, the nurse should provide which discharge instructions
A. Lie down after meals to promote digestion.B. Avoid coffee and alcoholic beverages.C. Take antacids before meals.D. Limit fluids with meals.
