Based on the Crossing Cover Algorithm of forward neural network, this paper realizes the automatic classification of texts after the preprocessing of the texts.
本文利用前向神经网络的交叉覆盖算法，通过对文本进行分词的预处理后，实现文本的自动分类。
A universal design scheme of automatic open-and-close mechanism for front cover of autonomously developed streamlined train head is proposed.
提出了目前我国自行研制的流线型列车头部端盖自动开闭机构通用设计方案。
The spool shaft is in flexible connection with a stopper which has a handgrip on the external cover of the chemical energy automatic sprayer.
所述的滑塞轴与化学能自动喷雾器外盖上的带手把的止动块以凸轮方式活动连接。
The invention discloses a different-pressure automatic shuttle valve, comprising valve body, through end cover, valve core ball, spring seat, spring, inlet end, outlet port .
本发明公开了一种压差式自动关闭阀，该阀包括阀体、通端盖、阀芯球、弹簧座、弹簧、进口端、出口端；
This camera by circle recording, when a storage medium already full automatic cameras from the initial storage medium to start recording content, and cover the old files.
此摄像机采用循环录制，当存储介质已满时，摄像机会自动从最初的存储介质重新开始录制内容，并且覆盖旧的文件。
Use magnetic torque type capping heads, automatic grasping cover, screw cap, immutability torque capping function.
采用磁力扭矩式封盖头，自动抓盖、拧盖，有恒力矩封盖功能。
The access door shall be equipped with a flush aluminum drop handle, which shall not protrude above the cover and an automatic hold-open arm with red vinyl grip on a release handle.
检修门应该配置铝冲落手柄，使其不会伸到盖子上方；在释放柄上，配置红色乙烯把手的自动开启把柄。
The utility model relates to a thermal insulation kettle cork with automatic opening and closing, comprising a kettle cover, a kettle cork and an automatic opening and closing mechanism.
本实用新型涉及一种自动开关保温壶塞，它由壶盖、壶塞及自动开关机构组成。
A miniature boiler includes boiler body, boiler cover, rubber sealing ring, and automatic water-adding device.
一种自动加水供汽供开水微型锅炉，包含有锅体、锅盖、橡胶密封圈、自动加水装置。
Reasonable level of cover Pneumatic rotary device, with no damage to cap surface, hopper cover signals within the lack of features such as automatic replenishment cover.
水平回转式气力理盖器，具有不损坏瓶盖表面，料斗内缺盖发信号自动补充盖等功能。
Based on CHI value feature selection and the cover algorithm of forward neural network, realizes the automatic classification of texts after the preprocessing of the texts.
通过对前向神经网络交叉覆盖算法的分析，针对该算法的特点，文中提出了扩大覆盖半径以减少拒识样本数据的新方法。
The utility model relates to a two-wheeled motorcycle automatic rolling-up cover and the two-wheeled motorcycle;
本实用新型涉及一种两轮车自动收卷披罩及其两轮机动车。
The utility model relates to a water pot with a rotary automatic-telescopic water suction tube and is mainly characterized in that a pot body is covered with a pot cover.
一种旋转式自动伸收吸水管的水壶，它包括：一具有容室和一开口端的壶身；
The utility model relates to a water pot with a rotary automatic-telescopic water suction tube and is mainly characterized in that a pot body is covered with a pot cover.
一种旋转式自动伸收吸水管的水壶，它包括：一具有容室和一开口端的壶身；
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