左下图是显微镜结构图,请据图填写各部分结构名称。注意[ ]里填写数字, 上填写名

题型:实验题

问题:

左下图是显微镜结构图,请据图填写各部分结构名称。注意[ ]里填写数字,  上填写名称。

(1)①是       ,②是       ,④是       。(3分)

(2)反光镜是[  ],粗准焦螺旋是[  ](2分)

考点:显微镜的构造和使用
题型:实验题

商业银行内部监督部门应向()提供独立的综合理财业务风险管理评估报告。

A.董事会和高级管理层

B.中国银监会

C.中国人民银行

D.中国银行业协会

题型:实验题

某电站向远处输送一定功率的电能,则下列说法中正确的是  (       ) 

A.输电线不变,将送电电压升高到原来的10倍时,输电线损耗的功率减为原来的1/10

B.输电线不变,将送电电压升高到原来的10倍时,输电线损耗的功率减为原来的1/100

C.送电电压不变,将输电线的横截面直径增加原来的1倍时,输电线损耗的功率减为原来的一半

D.送电电压不变,将输电的横截面直径减半时,输电线损耗的功率增为原来的4倍

题型:实验题

细胞膜外包或内凹,将异物包围进入细胞的称为

A.过滤作用
B.主动转运
C.吞噬作用
D.转移
E.简单扩散

题型:实验题

未成年犯管教所,应当建立昼夜值班制度,应及时处理的问题是______。

A.学习

B.劳动

C.生活

D.安全

E.纪律

题型:实验题

The following data sufficiency problems consist of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements plus your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of counterclockwise), you must indicate whether.

If n is a positive integer and m=6.25×10n what is the value of n ?()
(1) 500<m<5,000
(2) m<6,250

A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.

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