Mechanical hard disk is not limited to read and write times, but the mechanical structure has the service life. and solid-state hard disk in theory, the life is really shorter than the mechanical hard disk, but the actual use of the current solid state drive normal service life has been up to 5-10 years, and because there is no
How to choose mechanical hard disk and SSD
The giants of the tide we all see in the eyes of pain in the heart, after all, they are accompanied us through a lot of years old brand. And for consumers, in the end should buy large-capacity mobile hard disk products good or fast technology strong (mobile) solid-state drives good?
Why did the traditional mechanical hard disk "fall"?
Perhaps for m
How to DIY a host? It can meet their own work, the game needs, but also a high value, noise, the most important thing is that the price is cheap, better quality. This series is to let the machine 0 Foundation of the friends can easily understand, so try to avoid professional parameters.
Solid state drives have developed rapidly in recent years, with a posture to replace mechanical hard drives. Although the solid state hard drive in this two-year pric
The difference between SSD and mechanical hard disk
Solid-state hard disk and mechanical hard drive to distinguish between many, first of all, from the shape, the mechanical hard disk is larger than the solid state hard disk, so the weight is heavier than the solid state hard disk, followed by the price, solid-state hard disk price than
The reason why it is called a thin-film keyboard, is called a mechanical keyboard, based on the source, not the feeling of typing, not the typing of the clatter, but the keyboard internal switch principle to do classification. The so-called mechanical keyboard, at the bottom of the PCB board, the above is composed of more than 100 independent switch to signal trigger action. The so-called film-type keyboard
The main differences are:
1, feel: Mechanical keyboard generally have 4 kinds of axes (tea, green, black, white), the basic can meet the current all 80% people, and feel is the membrane keyboard can not be compared.
2, Life: Mechanical keyboard can generally have 5-10 years of service life, is usually a few times the membrane keyboard life.
3, durable: Mechanical
independent of the data storage location, disk fragmentation does not affect the read time.
4. Fast writing Speed
DRAM-based solid-state hard disk write speed is very fast
5, no noise
Because there are no mechanical motors and fans, the noise value at work is 0 db. Some high-end or high-volume products are equipped with fans and therefore still generate noise.
6. Low calorific value
Low-capacity flash-based solid-state drives have lower energy
For the average person, the so-called mechanical keyboard, is to hit up the sound, there is a click on the voice of the keyboard, in fact, this is not entirely true, because, to play the word, the sound will be very large keyboard, and not necessarily a mechanical keyboard. Feel how, sound size, in fact, not entirely by the principle of the keyboard to decide, is determined by the manufacturer to do what ki
What are the precautions when using the mechanical keyboard?
First, purchase and use
1, Personal purchase mechanical keyboard can first to the relevant forum, stick or QQ group to understand, see which type of keyboard more suitable for their own. Such as: Office can use brown, red, green shaft body of the mechanical keyboard; The game is suitable to use black,
Mechanical Keyboard For most people or blind area, sometimes a keyboard broken shaft or a lamp, may have to wait for the sale or lost a new, but in view of the mechanical keyboard is more expensive, if only because the shaft is broken, it will inevitably be too wasteful. So, how does a mechanical keyboard change the axis? The following is an orange finishing a se
If you want a mechanical keyboard, here are a few things to consider:1. Tap Feedback: You can easily use the mechanical keyboard when you are clearly feeling the impact of the switch, that is, the so-called percussion sense.2.PS/2 or USB: This slightly understand the computer's people know that the older keyboard and mouse are basically PS/2 interface, is now basically universal USB, so there is no need to
The mechanical mouse is mainly composed of rolling ball, roller column and grating signal sensor. The mouse is connected with the host through PS/2 port or serial port. The interface typically uses four lines, which are power, ground, clock, and data.
The working principle of the mechanical mouse
When you drag the mouse, drive the ball rotation, the ball and drive the roller rotation, mounted
In mechanical engineering drawing, the Central line is the most common kind of graph line, the application scope is very wide, the use is very frequency tight. Although AutoCAD provides the command to draw straight lines, but does not directly provide the command to draw the standard centerline, if the user wants to draw the standard centerline, it is necessary to set the line style and proportion of the standard centerline according to the national d
perhaps SSD (solid state Drive) compared to the mechanical hard drive, the speed rise is really fierce, the computer boot to enter the system from the minute to the full turn into seconds reading time. In fact, the benefits of SSDs is not only in the speed of change, if only hundreds of yuan investment in exchange for these, it is too young!
SSD structure is relatively simple, there is no rotating disc, magnetic head and other complex
How to solve the mechanical keyboard string key?
1, String key: That is, the same signal line on the interaction between the keys, resulting in automatic input or can not enter the problem; it is different from the combo (combo for a single button repeat or failure), the string key to enter the liquid mostly caused bad.
Example: ZXCVM,. Ctrl/*, any one of these keys will not be able to use the normal line. If you use the keyboard test software to de
General mechanical disassembly simulation is used for training demonstrations, such as large-scale machinery disassembly is very time-consuming, need a software to simulate the steps of disassembly, to the unskilled workers to demonstrate the precautions and so on. The application is very extensive. Therefore, a general framework is designed to adapt well to changing needs.Using unity makes it easy to develop virtual reality software, and the program
Netizen recently asked a question: solid-state hard disk and mechanical hard drive can open AHCI mode? With the prevalence of SSDs, many friends of the computer are upgraded to use solid-state hard drives, SSD+HDD dual-drive computers are more and more, Therefore on the solid state drive plus mechanical hard disk need to open AHCI mode is also a friend of computer enthusiasts more concerned about the topic,
For users with a demand for performance, upgrading an existing hard drive to a fixed hard drive is the most effective method. The upgrade method is the same as upgrading the mechanical hard drive.
However, if the "solid-state hard disk + mechanical hard disk" mode, it is necessary to consider the problem of the number of interfaces. Because in general, notebook computer will have two Sataⅱ/ⅲ interfa
System: Mac 10.12 Sierrakeyboard: Mechanical keyboardMouse: Mad Catz RATMbefore Mac 10.11/10.12:Mechanical Keyboard: general mechanical keyboard used on Mac, Alt and win key is need to replace function, can use Karabiner.app to do replace use;Mad Catz RATM programmable wireless Mouse: Mouse support Bluetooth function, but dropped frame serious, using USB interfac
impeller Turbo Mechanical Design ADT Ships Turbodesign 5.2 Official releaseConcepts Nrec Suite 8.4.9.0 Win32 8CDConcepts Nrec axcent 8.4.5.0 Win32 1CDConcepts Nrec Pumpal 8.4.4.0 Win32 1CDConcepts Nrec Max-pac 8.2.4.24 Win64 1CDAdvanced Design Technology (ADT) is a leading global supplier of turbomachinery designs that helpRelated Industries Shorten product development time and also improve the performance of turbine components. Engineers and manufact
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