CONV是（）告警，它会引起一个或多个模块退出服务。

遗传性球形细胞增多症患者的外周血涂片中球形细胞应大于（）

A.10%

B.15%

C.20%

D.25%

E.50%

对于LTE系统上行误块率描述错误的是（）。

A.上行误块率指的是PUSCH信道误块率，是反映无线接口信号传输质量的重要指标，是进行很多无线资源管理控制的依据，影响着系统的切换、功控、接纳等方面的性能；

B.该指标体现了网络覆盖情况，还体现了组网干扰状况，是网络规划质量和相关算法质量的一个间接反映指标；

C.KPI的计算公式为：上行误块率＝（收到的上行传输块CRC错误个数/收到的上行传输块总数）×100%；

D.上行误块率的计算中，传输块是指的是码块分割的块，不是指完整的TB块。

Die Arbeiter haben den Schornstein vor 6 Monaten gebaut.

There (1) not one type of reading but several according to your reasons for reading. To read carefully, you have to (2) your reading speed and technique (3) your aim (4) reading. Skimming is a technique necessary for quick and efficient reading.

When skimming, you (5) the reading (6) quickly in order to get the (7) of it, to know how it is organized, (8) an idea of the tone or the intention of the writer. Skimming is (9) an activity which (10) an overall view of the text and (11) a definite reading competence.

Skimming doesn’t need reading all the material, but it doesn’t mean that it is an (12) skill for the lazy, because it need a high degree of alertness and concentration.

When you read, you usually start with (13) understanding and move towards detailed understanding rather than working the other way round. But (14) is also used after you have already carefully studied and you need to (15) the major ideas and concepts.

In order to be able to skim quickly and (16) through a text, you should know where to look for what you want. In preview skimming you read the introductory information, the headings and subheadings, and the summary, if one is provided. (17) this skimming, decide whether to read the material more thoroughly, and select the appropriate speed (18) you read.

The same procedure (19) for preview skimming could also be used to get an overview. Another method would be to read only key words. This is done by omitting the unnecessary words, phrases, and sentences.

In order to skim efficiently and fulfill your purpose, (20) practice is necessary.

11().

A.implies

B.applies

C.hints

D.points

其它长度单位与基本单位如何换算？