主页
学科
搜索
账户
常见问题
当前学科:化学检验工考试
题目:
判断题
常用的酸碱指示剂,大多是弱酸或弱碱,所以滴加指示剂的多少及时间的早晚不会影响分析结果。
A . 正确
B . 错误
答案:
<查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索
推荐知识点:
立井普通法施工测量中,井筒掘砌完毕后,应对全井筒的井壁竖直程度进行测量,应遵循哪些规定()。
税务机关对当事人做出罚款行政处罚决定的,当事人应当在收到行政处罚决定书之日起()日内缴纳罚款。
Talking to Kids about SARS School age children may be learning about SARS from adults and the media, but may not know what to make of the situation, says a national health charity. The Lung Association says parents should take time to talk to their ____1____ and explain the facts about SARS and how to avoid the illness. The following is based on recommendations ____2____ Thursday by the Lung Association: Ask your children if they have heard ____3____ SARS at school, from friends, from TV, etc. Finding out what they already know can be a good ____4____ to start the conversation and to clear away any wrong ideas they might have about the illness and how it is spread. School age children are usually old ____5____ to understand concepts such as getting sick from germs and how to avoid illness. A simple reminder ____6____ to cough on people and to wash their hands often may be sufficient for younger kids. All children should be shown how to ____7____ their hands properly. Remember to keep it simple so ____8____ not to overwhelm children with information, but answer them truthfully. Kids can tell when you're not being honest or if your're hiding something, and sometimes the unknown can be more frightening than the ____9____ . Parents with anxious children will know how their kids will handle information on SARS and can tailor their discussion accordingly. One way to explain the illness is to tell children that SARS is like a bad breathing problem. It is ____10____ from a cold, but people can catch it in the same ways—such as coughing on someone, not washing your hands or sharing a glass with a sick person. ___4___内选项为()
施工流水段划分的依据有()。
农行银行卡持卡人通过“查询电子支付卡资料”功能查询电子支付卡资料,可以查看当前存在的电子支付卡()。
管理层次受到_________和__________的影响。它与组织规模成_____比,在组织规模已定的条件下,它与管理幅度成_____比。
燃烧炉如何停炉?
用掘进机从工作面运输巷拐90度弯掘进开切眼的一般方法是:当掘进机离切眼采空侧8m时,开始扩切眼侧的煤帮,每切割前进()m时扩宽一次。掘进机不能切割的地方可用炮掘配合。
生病后可以乱求医,或凭一知半解、道听途说自行买药治疗。
培训成果转化的第三个层面是()。