皮皮学，免费搜题
登录
搜题
【简答题】
平面简谐波的波动表达式为y=0.08cos(4πt-2πx)，式中y和x的单位为m，t的单位为s，求：
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】以下有关猪带绦虫的描述中正确的是
A.
头节上有四个吸盘和环状的小沟
B.
带绦虫病的治疗药物是甲硝唑
C.
猪囊尾蚴内含成熟的带绦虫卵
D.
实验室检查是鉴别成虫的方法是在粪便中查找典型的头节
E.
猪吞食猪带绦虫孕节后，在猪小肠内可找到成虫
【单选题】Which of the following cultural dimensions can be reflected from the following case? In the dialogue presented below, Kelly and Keiko are interacting about a dinner invitation. Kelly is from the Unite...
A.
Individualism and Collectivism
B.
Masculinity and Femininity
C.
Uncertainty avoidance
D.
Power distance
【简答题】【T13】 A. TEND TO B. CONSIDERED C. ARISE D. THINK OF A. IT MY BE【T13】______ FOOLISH B. MISUNDERSTANDINGS【T14】______ BETWEEN PEOPLE FROM CULTURES C. NO ONE WOULD【T15】______ KEEPING A BUSINESS FRIEND D. ...
【简答题】根据句意，用括号内所给单词的适当形式填空。 小题1:The problem is so easy that I have no difficulty (explain) it to my classmates. 小题2:If you tell him the (true)，he will be angry. 小题3:You may ask your teacher for help. He wil...
【简答题】My manager at the last moment asked me to prepare an urgent report. I couldn’t call you. 2. His company is opening an office in the United States. He needs English-speaking workers. 3. I shall be deli...
【简答题】【T19】 A. TEND TO B. CONSIDERED C. ARISE D. THINK OF A. IT MY BE【T13】______ FOOLISH B. MISUNDERSTANDINGS【T14】______ BETWEEN PEOPLE FROM CULTURES C. NO ONE WOULD【T15】______ KEEPING A BUSINESS FRIEND D. ...
【简答题】【T15】 A. TEND TO B. CONSIDERED C. ARISE D. THINK OF A. IT MY BE【T13】______ FOOLISH B. MISUNDERSTANDINGS【T14】______ BETWEEN PEOPLE FROM CULTURES C. NO ONE WOULD【T15】______ KEEPING A BUSINESS FRIEND D. ...
【简答题】Fill in the blanks with the proper words given below, changing the form if necessary. Virtual Take a message Dial Invitation etiquette Super Congratulations Roller-skating Cyber slang Surf the...
【简答题】【T20】 A. TEND TO B. CONSIDERED C. ARISE D. THINK OF A. IT MY BE【T13】______ FOOLISH B. MISUNDERSTANDINGS【T14】______ BETWEEN PEOPLE FROM CULTURES C. NO ONE WOULD【T15】______ KEEPING A BUSINESS FRIEND D. ...
相关题目：