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  1. 什么叫山马,什么又是XC?玩车子还有些什么分类,都是干什么 …

    山地车主要的分类有5种:Trail、XC、AM、DH、FR,最常见的应该就是Trail了,就是两千来块的山地车基本上都是Trail,其次是XC;AM、DH、FR相对来说比较专业,车子一般都不便宜, …

  2. 为什么叉乘运算中 (AxB)xC=-Cx (AxB)=B (C·A)-A (C·B),它有什么几 …

    Feb 19, 2022 · 道理很简单的。以 三维向量 为例,两个向量a ,b叉乘的结果是一个与它们都正交的向量c,它在一个过原点且与a,b所在平面垂直的直线上。这个直线是唯一的,但c向量取向可 …

  3. How to properly use __delay_ms() in libraries in MICROCHIP XC8?

    Oct 23, 2020 · IF the problem hasn't resolved yet: You must declare "#define _XTAL_FREQ 500000" before you include the "xc.h" header file. Because __delay_ms () macro makes use …

  4. 2024年最佳7款XC山地自行车 - 知乎

    XC 920 S 是迪卡侬第一款配备SRAM Eagle AXS无线传动系统的山地自行车。 这种革命性的系统意味着您不再需要担心电缆和外壳,换档也将更平稳、更准确。

  5. 富士镜头35 选择XF还是XC? - 知乎

    噢,之前好奇过这个问题,简单说说富士35这三个的区别。 1、富士35mm F2,XC跟XF,最大的区别自然是价格,其次就是做工,一个金属,一个塑料,做工自然是金属更好,画质,两者其 …

  6. 2025年山地车入门推荐(500到2500元新手如何选购 山地车最全性 …

    Sep 2, 2025 · 山地自行车的特点就是皮实耐用,维修成本低,适应路况能力强,不管你是买来通勤或者是锻炼身体都是不二之选的。 二、挑选山地自行车方法 首先选车架,其实大致可分为两 …

  7. c - #include <xc.h> not accepted - Stack Overflow

    #include <xc.h> will only work if xc.h is in the include path. Have you tried #include "xc.h"? Or perhaps you didn't install the full library suite properly.

  8. Having trouble with delay function in MPLAB XC8 compiler

    Aug 19, 2022 · You don't need an extra library, but in xc8 the name of the function is __delay_ms(...) with two _. Please remember, these functions are actually in line macros and …

  9. XC8 compiler does not recognize __delay macros - Stack Overflow

    Jul 1, 2020 · I do have _XTAL_FREQ defined correctly and xc.h included. The code also compiles just fine without the delay macros, but than it doesn't work correctly, so I need the delay. I …

  10. .net - Maui Project giving warning XC0103 (markup exetension ...

    Jan 27, 2025 · I am getting a series of warnings about markup extension annotations, despite those annotations being present. For example, using the …