To use another variant other than 9B, you can change the '9B' to: 0.8B, 2B or 4B etc.
## https://rpmfusion.org/
。关于这个话题，新收录的资料提供了深入分析
承运人有权将旅客随身携带或者在行李中夹带的违禁品、危险品卸下、销毁或者消除危险性，或者送交有关部门，而不承担赔偿责任。。关于这个话题，新收录的资料提供了深入分析
With provider traits, we can now rewrite our ad-hoc serialize functions to implement the SerializeImpl provider trait. For the case of DurationDef, we would implement the trait with Duration specified as the value type in the generic parameter, whereas after the for keyword, we use DurationDef as the Self type to implement SerializeImpl. With this, the Self type effectively becomes an identifier to name a specific implementation of a provider trait.，推荐阅读新收录的资料获取更多信息