1、A simple proof for alexander subbase lemma
Alexander子基引理的一個簡單證明

2、Loosen but do not remove the subbase screws so that the subbase can move freely.
松開但不要取出座墊固定螺絲，座墊活動了即可。

3、We also study the base and subbase in the product space of I-fuzzy topological Spaces.
此外，文中界定了乘積空間中基與子基并研究了乘積空間與因子空間的關系。

4、The requirement of Expressway subbase will be improved as the traffic volume increasing.
隨著交通量的不斷增長，高速公路對底基層的要求也在提高。

5、While holding down on the cone, tighten the subbase screws.
用手壓住漏斗，擰緊座墊固定螺絲。

subbase翻譯