皮皮学，免费搜题
登录
搜题
【简答题】
反馈型正弦波振荡器中，AB>1称为()。 A.振幅起振条件 B、振幅平衡条件 C.相位起振条件 D.相位平衡条件
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
【简答题】Because of the ( 严重的 ) snowstorm, we had to stay over in a hotel that night.
【单选题】These days, many people are afraid of nuclear technology because of the ers associated with its use. In my opinion, although it is true that nuclear weapons pose the greatest threat to life, the u...
A.
对
B.
错
【单选题】The isolation of the rural world because of distance and the lack of transport facilities is compounded by the paucity of the information media. 最合适的译文是 ______。
A.
因为距离远，又缺乏交通工具，农村社会是与外界隔绝的。这种隔绝状态，由于通讯工具不足，就变得更加严重了
B.
农村社会因为距离所产生的隔绝以及缺乏交通工具，通讯工具不足混合起来
C.
农村世界由于距离而产生隔绝，而且也缺乏交通工具，加之通讯工具不足，情况变得更加严重
D.
孤立的农村世界的距离，因为缺乏新闻媒体，缺乏运输设施是复杂的
【简答题】根据发改委《2014中国企业在英国投资指南》的内容,选择一种方法分析英国的投资环境(对中国投资者而言)
【判断题】These days, many people are afraid of nuclear technology because of the ers associated with its use. In my opinion, although it is true that nuclear weapons pose the greatest threat to life, the u...
A.
正确
B.
错误
【单选题】Many beautiful fish are disappearing____ the severe(严重的) pollution.
A.
because of
B.
because
C.
so
D.
thanks of
相关题目：