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问题 报关编码

其他红柳桉木原木

答案

参考答案：44034100

解析：

海关商品名称：其他红柳桉木原木
海关商品备注：指深红色红柳桉木,浅红色红柳桉及巴栲红色红柳桉木
海关编码：44034100
法定单位一：立方米
法定单位二：千克
普税：8%
增值税：13%
监管条件：8A
商检标志：需商检

填空题

（）脑MRI表现，T1脑白质低于脑灰质，t2相反
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单项选择题

In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet.

It is more and more usual that users of Information Retrieval (IR) systems must face up to response of hundreds or thousands of (1) documents. A significant proportion of them are moreover (2) or redundant. This is a straight consequence of two well - known facts: the incessant growing of documental databases and the lack of ability of most users to define (3) information needs. In such a framework, further effective retrieval techniques are only part of the solution. Interfaces with alternative ways for organizing and (4) the results returned by a (5) would be of great utility assisting users to find relevant documents. Document clustering may play a central role as an effective technique for organizing query results.

3（）

A．concrete

B．special

C．specific

D．particular
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