皮皮学，免费搜题
登录
搜题
【单选题】
非电气化区段4信息移频自动闭塞,衰耗隔离电子盒的主要技术指标输入阻抗( ):A.
2.0Ω～2.3Ω
B.
2.3Ω～2.5Ω
C.
3.0Ω～3.3Ω
D.
4.0Ω～4.5Ω
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】请翻译以下句子,注意长句、数字等翻译技巧 1. In the the Buyer does not furnish the Seller with shipping instructions on or before August 1, 2010, the Seller may at his option cancel this contract and demand the Buye...
【简答题】阅读文章，回答下列各题： This is the second month running that your delivery has been late in arrival. Our current order for stationery is already 6 days overdue. We have a number of valued customers who are bein...
【判断题】If the late delivery is caused unpredicted hurricanes, the Buyer has no right for any claim.
A.
正确
B.
错误
【单选题】year after year , tigers are becoming fewer and fewer .
A.
Having been killed
B.
Killing
C.
Killed
D.
Having killed
【简答题】After having asked somebody a question, it'll be polite of you to __________.
【简答题】Complete the following sentences with the words or phrases given below. Change the form if necessary. bulky volume transport namely anvantageous deliv...
【简答题】Translate the following letter A. into Chinese Dear Sirs, In replying to your fax of the 9th, we advise you that the goods you ordered would be shipped on the 25th per S/S “Da Gang”, a container ship,...
相关题目：