The whitepaper was available at the time I visited it without any registration.
这份白皮书在我访问的时候是不需要注册账号的。
Material fee, if any, is due along with tuition at the time of registration.
有材料费之选课，其费用将于注册时一并收缴。
Material fee, if any, is due along with tuition at the time of registration.
有材料费之选课，其费用将于注册时一并收缴。
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