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科学参考收录了1248194条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。

material capital material car material cards material cause material change rate
material characteristics material characterization material charge number material chemical analysis material chute
material circumstances of a crime material civilization material class number material compatibility material composition sheet
material composition test material concentration material conditional statement material consumption material consumption rate
material contract material control material cost material credit slip material damage
material damping material defect material density (人口) material derivative material difference
material dispersion material dispersion coefficient material dispersion parameter material dispersion wavelength material economy
material efficiency variance material equity material examination and acceptance report material exchange material factor
material feeder material flow material for cell lining material for test material for the toner-carrier combination
material fragment material function material gains material handling material handling crane
material handling equipment material-handling pump material identification material implication material index
material industry material inlet material interests material inventory material investigation
material issuing unit material issuing warehouse materialization materialized relations between men material list
material lock material man material management material mark material mass
material measure material mechanics material misrepresentation material mix variance material mover
material nonlinearity material number material numerical aperture material of test piece material over-valuation adjusted
material parameter material particle material pile material piling and taking machine material piling machine
material pit material point material preparation material price for estimation material price list
material price standard material processing material processing reactor material produce material properties
material purchase contrast material purchase order material quantity analysis material quantity standard material receiving unit
material reciprocity material related costs material remains of a crime material-removal rate material requested
material requirement material requirements material requirements planning material requisition summary material requisition unit
material reserves material resources material returned material returning slip material revision
materials allocation material sample materials and energy pool materials and work schedule material saving
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