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10平方电缆线带多少瓦电？

张景 2021-05-28 20:56 开发者_Python百科国标铜导线，常用的每平方面积载流量为5~8A，因此可以计算出它负载：以5安电流计算P1=10×5×220=11KW ；以8安电流计算P2=10×8×220=17.6KW。如果仅仅是连接空调，考[详细]

2023-02-23 08:18 分类：问答
LINQ Normalizing data

I am using an OMS that stores up to three line items per record in the database. Below is an example of an order containing five line items.[详细]

2022-12-30 00:28 分类：问答
Best way to prevent early garbage collection in CLR

I have written a managed class that wraps around an unmanaged C++ object, but I found that - when using it in C# - the GC kicks in early while I\'m executing a method on the object. I have read up on[详细]

2022-12-28 15:26 分类：问答
EF4 0..1 relationship leads to Error 2016: Condition cannot be specified

This is very similar to a previous question (and may be the exact same question) but I really didn\'t understand the answers enough to be able to tell for sure.[详细]

2022-12-26 01:37 分类：问答
Traceroute Theory

I am toying with trace route, my application send a ICMP echo request with a ttl of 0 every time i receive a time exceeded message i increment the ttl by one and resent the package, but what happens i[详细]

2022-12-25 09:56 分类：问答
Data type not found error in JDBC connection in java?

I am using Microsoft Access database for storing data. In that, I stored date as \"DATE/TIME\" data type. While getting date from the following code it produces error..[详细]

2022-12-20 20:12 分类：问答
Simple problem with alignment in Latex table

I have a simple alignment question for Latex tables. At the moment it looks as follows: \\begin{center}[详细]

2022-12-20 20:10 分类：问答
新东方甄选直播在哪个平台新东方直播间

品牌型号：iPhone13 pro pro 系统：IOS15.5 软件版本:抖音21.5.0新东方甄选直播在抖音平台。东方甄选直播间在抖音平台上开播，直播时间为：每天早上6:45点－凌晨01:00点。[详细]

2022-12-04 11:47 分类：问答
东方甄选直播在哪个平台（东方卫视在哪个平台直播）

品牌型号：iPhone13 pro pro 系统：IOS15.5 软件版本:抖音21.5.0东方甄选直播在抖音平台。东方甄选直播间在抖音平台上开播，直播时间为：每天早上6:45点－凌晨01:00点。想[详细]

2022-12-04 06:51 分类：问答
新东方直播带货在哪个平台（新东方直播带货在哪个平台看）

品牌型号：iPhone13 pro pro 系统：iOS 16.0 软件版本:抖音22.2.0开发者_如何转开发新东方旗下的直播带货平台“东方甄选”在抖音平[详细]

2022-12-02 14:33 分类：问答