限制: place [impose] restrictions on [to]; astrict; restrict; limit; confine; shut down on [upon]: 限制数量 limit to a number or amount; 年龄限制 age limit; 时间限制 time limit; 对 ... 实行限制 impose restrictio
贸易条款: t.t. terms of tradetot terms of tradetow tier on weighttrade clausestrade terms/clause