What exactly does dx mean?

DX registers are usually called data registers. It is often used to store the upper 16 bits of double-word data or to store the address of peripheral ports.

is one of four general registers (four general registers: AX, BX, CX, DX).

② interpreted as DX lens:

DX nikkor lens refers to Nikon's SLR camera lens specially designed for APS-sized photoreceptors. DX nikkor lens is designed for Nikon "D series" SLR cameras (D1, D1X, D1H D1, D7, D7S, D5, D2H, D2X and D2Hs) with 24 x 16 mm (estimated value) photoreceptor format, and it is also designed to meet the market demand of digital SLR photography by high-performance optical cameras with wider viewing angles. The specification of 24 x 16 mm photoreceptor is called Nikon DX Format. If the word "DX" appears in Nikon lens, it means that this lens can only be used on non-Quan Huafu APS-C digital cameras.

DX lens can't be used for traditional film cameras and Nikon's new FX-format full-frame digital SLR D3 camera. DX lens is specially optimized for digital SLR of APS. If it is used in traditional film or full-width D3, the four corners of the photoreceptor or film will not be exposed due to the optical components, resulting in dark corners. In actual use, the focal length of the lens should be multiplied by the lens coefficient of 1.5.

③ It is interpreted as a network term:

dx means daxia, which means "Great Xia", and generally refers to an expert in a certain field, which means admiration. This is a common language in the forum. It also refers to evil spirits (dx), as opposed to Xi Du (xd).

④ It is interpreted as interface mode:

DirectX is an interface mode, and the common one is DirectX. Ordinary programmers only need to follow the corresponding specifications to complete the program development without providing different programs for different hardware, which is troublesome to explain. The following text is the official explanation of Microsoft: Windows supports DirectX 8., which can enhance the multimedia function of computers. Using DirectX, you can access the functions of graphics card and sound card, so that the program can provide realistic three-dimensional (3D) graphics and intoxicating music and sound effects. DirectX is a set of low-level "application programming interfaces (APIs)", which can provide high-performance hardware-accelerated multimedia support for Windows programs.

⑤ popularity combination:

It is a professional wrestling team with high level. Famous for funny pranks. The most famous plot is with MCMAHAN, where countless nauseating and favorite pranks were born. The full name of DX is Degeneration X or D-Generation X, which is translated into Degeneration X in Chinese. Among them, x comes from the letter x of the English word exclusion, which is generally written as exclusion and has the metaphor of "excluded generation" DX was founded on September 2th, 1997 in the UK PPV- One Night Only

⑥ It is interpreted as a website building platform:

Discuz! X1 is a community-based professional website building platform launched by Comsenz, which fully integrates BBS, SNS, Portal, Group and Open Platform applications to help websites achieve one-stop service.

in terms of community interaction, Discuz! X1 in addition to let BBS, product discussion! ) and social network (SNS, UCenter Home), in addition to realizing the previous data unification, it can make a more natural transition in user experience and increase the one-stop service user experience for users to apply in the station. Relying on the open platform of Manyou, we will take the lead in realizing the cross-border integration of community website products in the industry.