CentOS安装libpcap1.安装GCC：yum -y install gcc-c++2.安装flex：yum -y install flex没有flex，直接安装libpcap会提⽰"Your operating system's lex is insufficient to compile libpcap"错误；3.安isonyum -y install bison前⾯安装的是flex...

centos7安装nginx的两种⽅法介绍centos7安装nginx第⼀种⽅式：通过yum安装直接通过 yum install nginx 肯定是不⾏的，因为yum没有nginx，所以⾸先把 nginx 的源加⼊ yum 中。运⾏下⾯的命令:1.将nginx放到yum repro库中复制代码代码如下:[root@localhost ~]# rpm -ivh /pa...

中考的词语辨析中考的词语辨析 as when while 怎样区别？ at on in 怎样区别? because for since as 其区别为？as,when,while这三个词都有“当……时候”之意，但用法有所不同。when意为“在……时刻或时期”，它可兼指“时间点”与“时间段”，所引导的从句的动词既可以是终止性动词，也可是持续性动词。as意为“一边……一边……”...

Do You Want to Build a Snowman?(Elsa? 艾尔莎？)Do you wanna build a snowman?你想堆雪人吗？Come on let’s go and play!来吧我们一起去玩吧！I never see you anymore我好久没见到你了Come out the door出来吧，It’s like you’ve gone away.你就像消失了...

喜欢秋天的原因英语简短    I love autumn for many reasons. Here are a few of them:    Step 1: Weather    The weather during autumn is perfect. It's not too hot like in the summer, bu...

喜欢秋天的原因的英文作文80词    I love autumn! The air is crisp and cool, perfect for taking long walks in the park. The leaves change to vibrant shades of red, yellow, and orange, making the world look...

C) (2019湖南衡阳)补全对话。根据下面的对话情景，在每个空白处填上适当的句子，使对话的意义连贯、完整。(共5小题，计10分)A: What’s your favorite season, Tim?B:(61)_____________________. Because in spring the weather gets warmer and warmer, and I can plant...

Spring项⽬⽆法使⽤@Resource注解问题Spring项⽬⽆法使⽤@Resource注解问题Spring项⽬导⼊相关jar包后，⽆法使⽤@Resource注解。提⽰内容如下：原因：@Resource注解是annotation-api.jar包中的类，是jdk1.6以上版本才⽀持的注解，Tomcat6.0以上的版本已经包含这个jar包，⽆需⾃⼰导包。所以原因是jdk版本过低。解决⽅法：右键项...

Springboot之使⽤POI读取解析Excel⽂件1、引⼊依赖jar包。在l中引⼊两个依赖的包即可：<dependency><groupId>org.apache.poi</groupId><artifactId>poi</artifactId><version>RELEASE</version>&...

springboot启动错误：Couldnotresolveplaceholder 在启动整个spring boot项⽬时，出现错误：Could not resolve placeholder原因：没有指定好配置⽂件，因为src/main/resources下有多个配置⽂件，例如application-dev.properties, boss.properties等。解决办法：在applicati...

英语四级翻译训练每日一题附答案和讲解 第237期:春运  请将下面这段话翻译成英文：  “春运(Transportation during the Spring Festival Period )”被认为是规模最大的年度迁徙。这是个特殊的时期，这时的中国面临着极高的交通负荷，从而导致巨大的交通问题，特别是在铁路服务方面。在春节临近的时候，数以百万计远离家乡工作或学习的人要赶回家...

高考英语写作训练2021年潍坊二模续写I am a proud mother of three children,my last little one being delivered in the middle of this pandemic.She was born in August and her name is Aida.Shortly after having Aida,my moth...

介绍春节传入外国的原因作文英语    英文回答：    The Chinese New Year, also known as the Spring Festival, is the most important holiday in China. It is a time for family reunions, feasting, and celebra...

想去杭州旅游的原因英语作文Hangzhou is a city that has long captured the imagination of travelers both within China and around the world. As the capital of Zhejiang province, Hangzhou is renowned for its natural be...

第1章网络故障和网络诊断测试工具习题16．填空题：逻辑故障中最常见的情况有2类：一类是（），是因为网络设备的配置原因而导致的网络异常或故障。另一类是一些（），主要是（）。（逻辑故障中最常见的情况有2类：一类是（配置错误），是因为网络设备的配置原因而导致的网络异常或故障。另一类是一些（重要进程或端口被关闭），主要是（系统的负载过高，路由器的负载过高）。）17．填空题：网络故障的原因是多方面的，一般分...

片剂制备中可能发生的问题及原因tablet5  （1）松片：主要由于物料粘性力差，压力不足造成。   （2）粘冲：主要原因为颗粒不够干燥，润滑剂选用不当或用量不足，冲头表面粗糙等。   （3）裂片：产生的原因有：物料细分太多，压缩时空气不易排出；物料塑性差、易弹性变形；压片机压力不均，转速过快等。   （4）片重差异超限：产生原因有颗粒流动性不好，颗粒大小相...

  平板电脑是一种小型、方便携带的个人电脑，以触摸屏作为基本的输入设备。一起来看看平板电脑系统停止的解决办法，仅供大家参考！谢谢！  1、pad死机的时候怎么办呢，好像不能像电脑一样强制重启，也没办法拔电源，怎么办？  2、其实苹果是有强制重启键的，首先按住电源键不动大约十秒  3、之后按住home键约十秒，pad就会强制重启了，苹果的LOGO就会出现&nb...

图表写作开头表达篇一：图表作文开头段主题句图表作文开头段主题句1. From / According to the above picture /table/ chart/ diagram/ graph, we can see that/ it can be learned/ estimated/ predicted that…… .2. As can be seen from the above...

压片时可能发生的问题及解决办法2.8麻面麻面是指素片经摩擦或未经摩擦后素片表面出现许多凹痕。原因：颗粒松硬不一。解决方法：可增加压力，如不能改善只能重新制粒。林炎海杨雪莲（云南生物谷灯盏药业有限公司，云南昆明 650224）摘要：从松片、裂片、粘冲、表面斑点等9方面提出压片时可能发生的问题、原因及解决办法。关键词：压片；问题；原因；解决办法；松片；裂片；粘冲；表面斑点1高速压片过程常发生问题概述在...

乒乓球受欢迎的原因英语作文Tabletennis,alsoknownaspingpong,isahighlypopularsportworldwide.Thereareseveralreasonswhytabletennishasgainedsuchpopularity.tabletennis怎么读?Firstandforemost,tabletennisisasportthatcanbeplay...

网课受到学生欢迎的原因英语作文全文共6篇示例，供读者参考篇1    Why Online Classes Are So Cool!    Hi there! My name is Jamie and I'm a 5th grader. Today I want to tell you all about why online classes have bec...

乒乓球在中国受欢迎的原因英语作文tabletennis英语怎么说Table tennis, also known as ping pong, is a popular sport in China for many reasons.First, it is an indoor game that does not require a large playing area, so it can be...

喜欢乒乓的原因英语作文I have always been an active person who loves to engage in various sports and physical activities As a child I was particularly drawn to the fast-paced and dynamic game of table tennis It q...

打乒乓球的经典英语作⽂范⽂  打乒乓球的英⽂作⽂在⽣活中有很多，这来源于喜欢打乒乓球的原因，下⾯店铺给⼤家介绍打乒乓球的英语相关作⽂，希望对您有所帮助。  打乒乓球的英语作⽂篇⼀  I like all kinds of sports but playing table tennis is my favorite.When I was five years oldmy...

对生活质量不满意的原因和解决方案英语作文全文共5篇示例，供读者参考篇1    Here's an essay about reasons for dissatisfaction with quality of life and solutions, written in English from a primary school student's perspective, a...

对科技上瘾的原因和影响英语作文全文共6篇示例，供读者参考篇1    Technology Addiction: Why We Can't Unplug and How It Hurts Us    Hi there! My name is Jamie, and I'm a 10-year-old kid just like you. I love playi...

.-刘洪波范文———————————————————————————————— 作者：———————————————————————————————— 日期：    1）Individuals can do nothing to improve the environment; only governments and large companies can make a di...

Chapter 1 The reasons for Disney’s success are varied and numerous, but ultimately the credit belongs to one person －the man who created cartoon and built the company from nothing.  终的荣誉属于一个人---...

"Be worried about" 是一个表达担忧或忧虑的常用短语。当这个短语后面接句子时，通常会以从句（Subordinate Clause）的形式出现，用来具体说明导致担忧的原因或情况。以下是一些例句：1. I am worried about his safety because he hasn't arrived yet.  - 我担心他的安全，因为他还没有到达。2. She...

1. be good to sb 对….友好3. add…to…把…加入…5. be upset about 为某事烦心（不安）7. be upset that…心烦……9. have got to 不得不11. with concern 关切地13. be concerned with 与……有关15. be concerned in 参与……17. have no concern sb 与某人...