皮皮学，免费搜题
登录
搜题
【单选题】
乳牙根管治疗术与恒牙根管治疗术最根本的区别是A.
洞形制备不同
B.
消毒药物不同
C.
垫底材料不同
D.
根充材料不同
E.
充填材料不同
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】总利润达到最大是在( )。
A.
TR=TC处；
B.
TR曲线和TC曲线平行处；
C.
TR曲线和TC曲线平行，且TC超过TR处；
D.
TR超过TC的某一产量水平上，且在这一点上TR曲线和TC曲线平行。
【简答题】Height is just one of the thousands of features ( 特征 ) that your genes ( 基因 ) decide. In fact, because you have two parents, your genes provide you a height that usually lands somewhere between the he...
【简答题】下列各项中,既属于费用要素又属于属于损益类科目的是( )。
【简答题】Do you know what Oscar is? When did it start? Maybe you can find the background of the awards in the following passage. The awards started in 1929. Their full title is “The Academy of Motion Picture A...
【单选题】正常情况下，TR3脱开继电器是闭合的。这种情况下TR1、TR2和TR3分别供电给谁（）？
A.
TR1和TR2分别供电给1号和2号直流汇流条，TR3供电给热电瓶汇流条并可作为TR1和TR2的后备电源，
B.
TR1和TR2分别供电给1号直流汇流条和电瓶汇流条，TR3供电给热电瓶汇流条并可作为TRl和电瓶汇流条的后备电源
C.
TR1和TR2分别供电给电瓶汇流条和2号直流汇流条，TR3供电给1号直流汇流条并可作为TR2和电瓶汇流条的后备电源
D.
TR1和TR2分别供电给1号和2号直流汇流条，TR3供电给电瓶汇流条并可作为TR1和TR2的后备电源
【简答题】阅读理解。 Do you know what Oscar is? When did it start? Maybe you can find the background of the awards in the following passage. The awards started in 1929. Their full title is 'The Academy of Motion Pic...
【单选题】Task 1 Directions: After reading the following passage, you will find 5 questions or unfinished statements, numbered 36 through 40. For each question or statement there are 4 choices marked A, B, C, a...
A.
required mainly by large universities
B.
characteristic of first and second year university courses
C.
always given by a lecturer who stands in front of the room
D.
common in anthropology, biology and marketing courses
【单选题】我想来一杯加糖不加奶的咖啡。
A.
I’d like a cup of mocha.
B.
I’d like a cup of black coffee with a lump of sugar.
C.
I’d like a cup of black tea.
D.
Can I have another glass of lemonade as well?
【简答题】可编程定时器电路的交卷状态是接电路板上的____点和____点。(大写字母表示)
相关题目：