成员的完整列表，这些成员属于 elc::defs::basic_environment::float_infos::float64_float_info,包括所有继承而来的类成员

data_type typedef	elc::defs::basic_environment::float_infos::float64_float_info
exponent_diff	elc::defs::basic_environment::float_infos::float64_float_info	static
exponent_mask	elc::defs::basic_environment::float_infos::float64_float_info	static
exponent_max	elc::defs::basic_environment::float_infos::float64_float_info	static
exponent_min	elc::defs::basic_environment::float_infos::float64_float_info	static
exponent_signed_type typedef	elc::defs::basic_environment::float_infos::float64_float_info
exponent_unsigned_type typedef	elc::defs::basic_environment::float_infos::float64_float_info
precision_base	elc::defs::basic_environment::float_infos::float64_float_info	static
precision_base_bit	elc::defs::basic_environment::float_infos::float64_float_info	static
precision_mask	elc::defs::basic_environment::float_infos::float64_float_info	static
precision_type typedef	elc::defs::basic_environment::float_infos::float64_float_info
quick_invsqrt_magic_number	elc::defs::basic_environment::float_infos::float64_float_info	static