“long-span steel framing”的概念、定义、翻译、参考文献-科学参考

单词	long-span steel framing
释义	long-span steel framing [`lȯŋ ´span `stēl `frām·iŋ] ^{BUILDING CONSTRUCTION} Framing system used when there is a greater clear distance between supports than can be spanned with rolled beams; girders, simple trusses, arches, rigid frames, and cantilever suspension spans are used in this system.
随便看	direct extrusion direct-feedback system direct fire direct-fire direct-fired evaporator direct-gap semiconductor direct-geared direct grid bias direct hierarchy control direct-image offset system direct-imaging mass analyzer direct immunofluorescence direct-indicating compass direct input/output direct-insert subroutine direct instruction direct interelectrode capacitance direct inward dialing direction directional antenna directional beacon directional beam directional control directional control valve directional counter

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