- 分享收藏
射流泵
价格
0.99元
学习有效期 长期有效
立即购买 会员免费学
简介
射流泵是利用水做工作介质，通过喷嘴形成高速喷射，在喷嘴周围形成真空，从而抽取输送介质的装置。
学习目录
{
"id": "29421",
"isDefault": "1",
"learnMode": "freeMode",
"isMember": "",
"status": "published",
"currentTaskId": "",
"isHideUnpublish": "0"
}
{
"i18nChapterName": "章",
"i18nUnitName": "节",
"i18nLessonName": "任务",
"i18nTaskName":"任务"
}
[{"itemType":"task","number":"1","published_number":"1","title":"\u5c04\u6d41\u6cf5","result":"","resultStatus":"","lock":false,"status":"published","taskId":"149729","isOptional":"0","type":"video","isTaskFree":"0","isNormalTaskFree":false,"watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityEndTimeStr":"","activityStartTime":"","activityLength":"01:25","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":0,"isVideoType":true,"isVideoTaskTryLookable":true,"isTaskShowModal":false,"isSingleTaskLesson":true,"isStart":0,"isEnd":0,"isProcessing":0}]
学员评价
暂无评价哦～
授课老师
欧倍尔OBR
猜你想学
2024防灾减灾宣传专题课
0.00
{
"i18nChapterName": "章",
"i18nUnitName": "节",
"i18nLessonName": "课时",
"i18nTaskName":"任务"
}