____ sends a sound signal from the bottom of the ship to the sea-bed, from which it is reflected.
A.
The marine
B.
The chronometer
C.
The echo sounder
D.
The radar
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】“Where would we be right now if I did not have the restaurant? How else would I be able to provide for our family? Who give me, a man without 36 ,a job?” My father 37 s ay these things on our car ride...
【单选题】Culture are , therefore, collective social phenomena that embody people’s responses to the uncertainties and chaos that are inevitable in human experience. These cultural responses fall into two major...
A.
Although cultural analysis and discussion of cultural forms require that parts of a culture be studies or discussed separately
B.
in the sense that phenomena in the natural world are (or seem to be) objective
C.
However, the move communicates things about the firm's place in the social and moral order
D.
is such that it makes much of what people learn about their culture seem ‘natural’ and ‘true’
E.
but he subtext is a cultural one that draws on people’s deeply held beliefs about what they think their lives ought to be like
【简答题】Basic Word Structures of Medical English There are five possible parts to a medical word, which are , , , , and . Of these five parts, the is the foundation of a word. The (word beginning) is what com...
【单选题】S1: Do you know the parts of this fuel injector? S2: This fuel injector consists of two basic parts, the nozzle and the nozzle holder. Q: What does the fuel injector consist of? 02020dh026