国际贸易理论与实务模拟四
卷面总分：100分
试卷年份：2021
是否有答案：有
在总配额内按国别和地区分配给固定的配额，超过规定的配额便不准进口，这被称为（）.
- A、国别配额
- B、自主配额
- C、协议配额
- D、关税配额
Fatal error: Uncaught Error: Call to a member function fetch_array() on boolean in /data/zikao/sites/www.fjzikao.net/www/phpcms/libs/classes/db_mysqli.class.php:153
Stack trace:
#0 /data/zikao/sites/www.fjzikao.net/www/phpcms/model/get_model.class.php(30): db_mysqli->fetch_next()
#1 /data/zikao/sites/www.fjzikao.net/www/caches/caches_template/default/content/yzb_exam_detail.php(142): get_model->fetch_next()
#2 /data/zikao/sites/www.fjzikao.net/www/phpcms/modules/yzb/exam.php(293): include('/data/zikao/sit...')
#3 /data/zikao/sites/www.fjzikao.net/www/phpcms/libs/classes/application.class.php(31): exam->detail()
#4 /data/zikao/sites/www.fjzikao.net/www/phpcms/libs/classes/application.class.php(19): application->init()
#5 /data/zikao/sites/www.fjzikao.net/www/phpcms/base.php(251): application->__construct()
#6 /data/zikao/sites/www.fjzikao.net/www/phpcms/base.php(153): pc_base::_load_class('application', 'libs/classes', 1)
#7 /data/zikao/sites/www.fjzikao.net/www/phpcms/base.php(135): pc_base::load_sys_class('application')
in /data/zikao/sites/www.fjzikao.net/www/phpcms/libs/classes/db_mysqli.class.php on line 153
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