计算机中的宏为什么起名叫宏? - 知乎 看 Macro (computer science) macro一词不是微软发明的,而是计算机科学中长期存在的一个术语,最早出现在1959年的文章 The Share 709 System: Programming and Modification 中。 宏(macro)的全称是 宏指令 (macroinstruction),不太严格的说,宏是指 把较长的指令序列用某种规则对应到较短的指令序列的规则或模式
Tamron SP AF Di Macro (272E) 90mm F2. 8 Lens Reviews - Pentax Forums Tamron SP AF Di Macro (272E) 90mm F2 8 reviews and specifications The Tamron SP AF 90 mm f 2 8 Di Macro (Model 272E) is a beloved third-party macro prime lens introduced in 2005 and produced until 2018, designed for This is a Tamron Prime lens
SMC Pentax 67 S-M-C Macro Takumar 6x7 135mm F4 Reviews - Pentax Forums SMC Pentax 67 S-M-C Macro Takumar 6x7 135mm F4 lens reviews and specifications The SMC Pentax 67 S-M-C Macro Takumar 6 7 135 mm f 4 is a manual-focus close-up lens introduced in 1971 for the Pentax 6 7 medium format system, wit
Sigma DG Macro 70-300mm F4-5. 6 Lens Reviews - Pentax Forums Sigma DG Macro 70-300mm F4-5 6 reviews and specifications The 70-300mm zoom telephoto was made in numerous versions and generations by sigma - 4 versions listed in the legacy zooms section, two in the current This is a Sigma Zoom lens
S-M-C Super Macro-Takumar 50mm F4 Reviews - Pentax Forums S-M-C Super Macro-Takumar 50mm F4 lens reviews and specifications The Takumar 50 mm f 4 is a series of legendary manual-focus macro lenses for M42 screw-mount cameras, produced by Asahi Optical Co in three main vari