1. The software system consists of the data base subsystem, model base subsystem, graph base subsystem, method base subsystem, help base subsystem &man-machine interface. 该软件系统由数据库子系统、模型库子系统、图形库子系统、方法库子系统以及帮助系统和人机界面组成。
2. Since the All-Star break, the Yankees rank first in batting average, first in home runs, first in runs scored, first in RBIs, first in on-base percentage and first in slugging percentage. 自从明星赛后，洋基在平均打击率排名第一，在全垒打数排第一，在得分、打点、上垒率及长打率，通通都是第一名。
3. The present paper describes the development of various new materials, including copper base, iron base, cast iron fibre base, cast iron powder base, metal-glass materials, etc. 本文叙述各种新材料的发展，包括铜基、铁基、铸铁纤维基、铸铁粉末基以及金属-玻璃材料等。
4. First Base Umpire - responsible for monitoring safe/ out calls at first base, deferred strike out calls of right handed batters, and fair ball calls down the right field line. 负责监督一垒安全上垒或出局，右手打击者是否出棒，球落到右外野线上是否属于界外球。
5. China's first transistor , first quartz glass , first polyamide fibre silk , first electron shell stove , first artificial plastics was born here . 中国第一只晶体管、第一块石英玻璃、第一根锦纶丝、第一座电子轰击炉、第一支人造塑料花都诞生在这里。
网络释义
above all first first of all firstly for one thing in the first instance in the first place 首先;
above all first first of all firstly for one thing in the first instance in the first place 首先;
tetra-atomic base tetracid base tetratomic base 四价碱;
Comparison of Tin base Lead base and Zinc base alloy for Bearing purpose 锡基、铅基及锌基轴承合金比较表;
tetra-atomic base tetracid base tetratomic base 四价碱;
