问题描述：
用<mybatis-plus.version>3.3.2</mybatis-plus.version>配置pom的版本号，报错

java">'dependencies.dependency.version' for com.baomidou:mybatis-plus-boot-starter:jar is missing. @ line 33, column 21

详细报错如下：

详细pom如下：

解决办法：
少了一个注解，例子如下

 <properties>
        <mybatis-plus.version>3.3.2</mybatis-plus.version>
        <java.version>1.8</java.version>
        <mysql.version>5.1.46</mysql.version>
        <swagger.version>2.7.0</swagger.version>
        <jwt.version>0.7.0</jwt.version>
        <fastjson.version>2.0.7</fastjson.version>
        <httpclient.version>4.5.1</httpclient.version>
        <easyexcel.version>2.2.0-beta2</easyexcel.version>
        <aliyun.version>4.1.1</aliyun.version>
        <oss.version>3.9.1</oss.version>
        <jodatime.version>2.10.1</jodatime.version>
    </properties>
    
    <dependencyManagement>
        <dependencies>
            <!--mybatis-plus 持久层-->
            <dependency>
                <groupId>com.baomidou</groupId>
                <artifactId>mybatis-plus-boot-starter</artifactId>
                <version>${mybatis-plus.version}</version>
            </dependency>


            <dependency>
                <groupId>mysql</groupId>
                <artifactId>mysql-connector-java</artifactId>
                <version>${mysql.version}</version>
            </dependency>

            <!--swagger-->
            <dependency>
                <groupId>io.springfox</groupId>
                <artifactId>springfox-swagger2</artifactId>
                <version>${swagger.version}</version>
            </dependency>
            <!--swagger ui-->
            <dependency>
                <groupId>io.springfox</groupId>
                <artifactId>springfox-swagger-ui</artifactId>
                <version>${swagger.version}</version>
            </dependency>

            <dependency>
                <groupId>io.jsonwebtoken</groupId>
                <artifactId>jjwt</artifactId>
                <version>${jwt.version}</version>
            </dependency>

            <dependency>
                <groupId>org.apache.httpcomponents</groupId>
                <artifactId>httpclient</artifactId>
                <version>${httpclient.version}</version>
            </dependency>

            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>fastjson</artifactId>
                <version>${fastjson.version}</version>
            </dependency>

            <dependency>
                <groupId>com.alibaba</groupId>
                <artifactId>easyexcel</artifactId>
                <version>${easyexcel.version}</version>
            </dependency>

            <dependency>
                <groupId>com.aliyun</groupId>
                <artifactId>aliyun-java-sdk-core</artifactId>
                <version>${aliyun.version}</version>
            </dependency>

            <dependency>
                <groupId>com.aliyun.oss</groupId>
                <artifactId>aliyun-sdk-oss</artifactId>
                <version>${oss.version}</version>
            </dependency>

            <!--日期时间工具-->
            <dependency>
                <groupId>joda-time</groupId>
                <artifactId>joda-time</artifactId>
                <version>${jodatime.version}</version>
            </dependency>


        </dependencies>
    </dependencyManagement>