基础: foundation; base; basis主梁: primary beam; main girder; m ...主梁: [房] primary beam; main girder; main beam; kingpost; spar boom; king-piece中主梁: middle girder主梁;大梁: girder单主梁桥架: monogeosyncline吊杆柱;主梁: king post独立主梁: independent girder环形主梁: ring girder楼板主梁: floor girder楼盖主梁: floor girder桥主梁;桥大梁: bridge girder天遮主梁: awning rafter (or ridge)主梁;主光束: main beam主梁截面: girder section主梁底面位置: h position of bottom plan of main girder基础: 1.(泛指事物发展的根本或起点) foundation; base; basis 经济基础 economic base [basis]; 理论基础 theoretical basis; 物质基础 material base; 在和平共处五项原则的基础上, 同各国建立和发展关系 establish and develop our relations with other countries on the basis of the five principles of peaceful coexistence; 打基础 lay a foundation; 为增产打下坚实的基础 lay solid foundations for increased production; 在已有的基础上前进 build on past achievements; 这是两国关系应得到继续发展, 并可能得到继续发展的基础。 this is the basis on which our bilateral relations can and should continue to develop.2.(把建筑物、机器等的荷重传递给地基的结构) base; seat; groundwork; bottom; underpinnings; substruction; foundation; subbasement; 基础 (课)部 basic courses department; fundamentals department; 基础代谢 basic metabolism; 基础工业 basic industries; key industries; 基础教育 elementary education; 基础结构 infrastructure; 基础科学 basic science; 基础课 basic course (of a college curriculum); 基础理论 basic theory; 基础理论研究 fundamental research; 基础设施 parts of the infrastructure; projects for basic facilities; 基础施工 foundation construction; 基础训练 grounding; 基础医学 preclinical medicine; 基础研究 research in basic science; basic research 单主梁门式起重机: single girder gantry crane单主梁桥式起重机: single girder overhead crane箱形主梁;箱形大梁: box girder移动主梁门式起重机: gantry crane with movable girder主梁 主(声、光、射线、电子、波)束: main beam版基础: slab foundation泵基础: pumfoundation打基础: do spade work; prepare oneself for bigger tasks ahead