皮皮学，免费搜题
登录
搜题
【单选题】
直角角焊缝的有效厚度 h e 的取值为( )。A.
0.7hf
B.
1.2hf
C.
1.5hf
D.
4mm
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】ESWL治疗后当天出现血尿,且有碎石排出,次日出现肾绞痛、发热,尿闭。考虑患者出现了
A.
肾挫伤
B.
急性肾盂肾炎
C.
输尿管碎石梗阻
D.
急性肾小管坏死
E.
血块梗阻
【简答题】课前查找有关《新视野读写教程》unit 1 text A 的背景资料,整理在笔记本上。 (1) In the United States, what choices do the students have after high school? (2) What are the major criteria for American university admission?
【单选题】Part B (10 points) You are going to read a text about tips of how to make a good speech, followed by a list of examples and explanations. Choose the best example or explanation from the list for each ...
A.
If you're invited to speak to a women's or men's organization, you know the answer to this question at once. Quite often, however, audiences are mixed fairly evenly, although at times one may predominate.
B.
Do members of your prospective audience spend evenings watching TV movies and drinking beer at a local tavern, or do they read the Harvard Classics and attend concerts of Beethoven and Mozart? Do they play bingo and 21, or do they pursue the questions the intriguing intricacies of contract bridge and chess? Answers to these questions can help you choose the most appropriate material and language for your audience. Your choices can be crucial in determining the success or failure of your presentation.
C.
Are the members recent college graduates, senior citizens, or business executives in midcareer? Just remember, age exerts a powerful impact on people's attitudes, values and motivations.
D.
For example, your department manager may ask you to explain and demonstrate a procedure to some fellow employee. Or she may select you to address your department on behalf of the local blood donor drive. In both speech situations—in class and on the job—you're familiar with your audience; you speak their language; you have things in common with them.
E.
Are you aware of the educational background of your audience? How many of them have doctoral degrees, degrees or bachelor degrees? This will decide what kind of language you should adopt and how much they can understand.
F.
Are the members of the organization interested in the topic or are they required to attend regardless of their interest? If the latter is true, what types of material will most likely pique their curiosity?
【单选题】目前已知氧化铝具有 8 中变体,其中 () 因结构稳定,是一种耐高温、低表面、高强度的载体,当其他变体加热到 1200 o C 以上都会变为此变体。
A.
γ-Al 2 O 3
B.
η-Al 2 O 3
C.
α-Al 2 O 3
D.
δ-Al 2 O 3
【单选题】 为通过抽样方法确定被审计单位赊销审批签字执行的有效性，注册会计师需要确定审计抽样的样本规模。以下各种说法中，不正确的是
A.
样本规模与总体变异性成同向变动关系，即总体变异性越大，样本规模越大
B.
样本规模与可容忍偏差率成反向变动关系，即可容忍偏差率越小，样本规模越大
C.
在既定的可容忍偏差率下，样本规模与预计总体偏差率成同向变动关系，即预计总体偏差率越大，样本规模越大
D.
样本规模与可接受的抽样风险（可接受的信赖过度风险）成反向变动关系，即可接受的抽样风险越小，样本规模越大
【单选题】李爷爷今年 60 周岁,身体硬朗,子女不在身边,想选择一名监护人,但子女不同意,请问李爷爷是否有权利选择自己的监护人 :
A.
无权利，子女有权干涉
B.
有权利，但应取得居委会同意
C.
有权利，但应取得村委会同意
D.
有权利，具备完全民事行为能力的成年人可以自行选择监护人
【简答题】用指定的词语完成句子。 Complete the sentences using the given words or expressions 1. 她身体不舒服,吃了药 。 ( 就 ) 2. 这个饭馆的菜比较贵 。 ( 不过 ) 3. 红色的衣服不适合你, 。 ( 还是 ) 4. , 但是我很喜欢吃。 ( 虽然 ) 5.A :昨天的汉字你们都会写了吗 ? B :老师,对不起!我们 。 ( 还没....
相关题目：