皮皮学，免费搜题
登录
logo - 刷刷题
搜题
【多选题】
从传统农业向现代农业转化,绿色农业、精准农业、智能农业随科技进步运用而生,特别是物联网的广泛应用促进了其发展。“智慧农业系统”主要功能有哪些?( )
A.
通过实时采集农业种养殖场所（如温室大棚、水养殖场等）里的温度、湿度、光照、土壤温度、土壤水分、含氧量等环境参数
B.
根据农作物生长需要进行实时智能决策，并自动开启或者关闭指定的环境调节设备。通过该系统的部署实施，可以为农业生态信息自动监测、对设施进行自动控制和智能化管理提供科学依据和有效手段
C.
系统是通过可在大棚内灵活部署的各类无线传感器和网络传输设备，对农作物温室内的温度，湿度、光照、土壤温度、土壤含水量、CO2浓度等与农作物生长密切相关环境参数进行实时采集
D.
在数据服务器上对实时监测数据进行存储和智能分析与决策，并自动开启或者关闭指定设备，如远程控制浇灌、开关卷帘、加氧或CO2等
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案：
举一反三
【单选题】根据DOT，以下属于轻体力工作的是
A.
最大提举4.5kg和偶尔提举或运送
B.
最大提举9kg和经常提举和（或）运送4.5kg重的物体
C.
提举最大22.5kg和经常提举和（或）运送llkg重的物体
D.
是举最大45kg和经常提举和（或）运送22.5kg重的物体
E.
举物体重量超过45kg和经常提举和（或）运送22.5kg或以上重量的物体
查看完整题目与答案
【判断题】一般五星级酒店餐具的损耗率按照营业额的 0. 5 %-0. 8 % 计算。
A.
正确
B.
错误
查看完整题目与答案
【单选题】What can be inferred about the impact of digital technology on photojournalism?
A.
Photographers will control how their images can be used.
B.
It will be more difficult to distinguish edited photos from candid photos.
C.
The public will become less skeptical about the news.
D.
New laws will restrict the use of the digital equipment in the news.
查看完整题目与答案
【单选题】How many do you have? [     ]
A.
crayon
B.
crayons
查看完整题目与答案
【单选题】目前流行的U盘使用的存储材料是
A.
磁性材料
B.
光源材料
C.
半导体材料
D.
DUSB材料
查看完整题目与答案
【单选题】目前流行的U盘使用的存储材料是
A.
磁性材料
B.
光源材料
C.
半导体材料 DUSB材料
查看完整题目与答案
【单选题】What problem has the man had in taking pictures?
A.
He can’t find good subjects to photograph.
B.
His indoor shots are too dark.
C.
His pictures are often blurry.
D.
His camera is too big for good detail.
查看完整题目与答案
【单选题】听力原文： You may remember that a few weeks ago we discussed the question of what photography is. Is it art or is it a method of reproducing images? Docs photography belong in museums or just in our homes...
A.
The influence of weather on Alfred Stieglitz' photography.
B.
Alfred Stieglitz' approach to photography.
C.
Photographic techniques common in the early 1900's.
D.
The life of Alfred Stieglitz.
查看完整题目与答案
【单选题】— ? —Only ￡ 5．It is very cheap．
A.
What time is it
B.
How many do you want
C.
How much is the English book
D.
What’s wrong
查看完整题目与答案
【单选题】听力原文： You may remember that a few weeks ago we discussed the question of what photography is. Is it art or is it a method of reproducing images? Does photography belong to a museum or just in our home...
A.
The definition of photography.
B.
Photography in the early 1900's.
C.
The life of Alfred Stieglitz.
D.
Alfred Stieglitz's approach to photography.
查看完整题目与答案
相关题目：
【单选题】根据DOT，以下属于轻体力工作的是
A.
最大提举4.5kg和偶尔提举或运送
B.
最大提举9kg和经常提举和（或）运送4.5kg重的物体
C.
提举最大22.5kg和经常提举和（或）运送llkg重的物体
D.
是举最大45kg和经常提举和（或）运送22.5kg重的物体
E.
举物体重量超过45kg和经常提举和（或）运送22.5kg或以上重量的物体
查看完整题目与答案
【判断题】一般五星级酒店餐具的损耗率按照营业额的 0. 5 %-0. 8 % 计算。
A.
正确
B.
错误
查看完整题目与答案
【单选题】What can be inferred about the impact of digital technology on photojournalism?
A.
Photographers will control how their images can be used.
B.
It will be more difficult to distinguish edited photos from candid photos.
C.
The public will become less skeptical about the news.
D.
New laws will restrict the use of the digital equipment in the news.
查看完整题目与答案
【单选题】How many do you have? [     ]
A.
crayon
B.
crayons
查看完整题目与答案
【单选题】目前流行的U盘使用的存储材料是
A.
磁性材料
B.
光源材料
C.
半导体材料
D.
DUSB材料
查看完整题目与答案
【单选题】目前流行的U盘使用的存储材料是
A.
磁性材料
B.
光源材料
C.
半导体材料 DUSB材料
查看完整题目与答案
【单选题】What problem has the man had in taking pictures?
A.
He can’t find good subjects to photograph.
B.
His indoor shots are too dark.
C.
His pictures are often blurry.
D.
His camera is too big for good detail.
查看完整题目与答案
【单选题】听力原文： You may remember that a few weeks ago we discussed the question of what photography is. Is it art or is it a method of reproducing images? Docs photography belong in museums or just in our homes...
A.
The influence of weather on Alfred Stieglitz' photography.
B.
Alfred Stieglitz' approach to photography.
C.
Photographic techniques common in the early 1900's.
D.
The life of Alfred Stieglitz.
查看完整题目与答案
【单选题】— ? —Only ￡ 5．It is very cheap．
A.
What time is it
B.
How many do you want
C.
How much is the English book
D.
What’s wrong
查看完整题目与答案
【单选题】听力原文： You may remember that a few weeks ago we discussed the question of what photography is. Is it art or is it a method of reproducing images? Does photography belong to a museum or just in our home...
A.
The definition of photography.
B.
Photography in the early 1900's.
C.
The life of Alfred Stieglitz.
D.
Alfred Stieglitz's approach to photography.
查看完整题目与答案
参考解析：
知识点：
题目纠错 0
发布
创建自己的小题库 - 刷刷题