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Defense Materials Systems Office 国防器材系统处
Defense Materials System 国防物资系统
Some insects obtain defensive materials by eating other insects. 有一些昆虫通过吃掉其他昆虫取得防御物质。
Set up vision material system like safety stock/two bins system/JIT etc. 建立视觉系统,比如安全库存/纸箱看板/即时到货等;
A new drilling multi-hole on the thin metalloid material system is developed. 介绍一种新型的薄型非金属材料群孔的加工系统。
Research for a New Drilling Malti-Holes on the Metallold Material System[J]. 引用该论文范月霞;赵学民;王晓东;何云贵;李敦明;苏季平.
Defense Materials Procurement Agency 国防物资采购局
The soakage of the three materials system of TDE-85 epoxy resin, diallyl isophthalate(DAIP) and E-51 epoxy resin in vacuum assistant resin transfer molding(VARTM) for high performance radome was studied. 研究了采用真空辅助树脂传递模塑 (VARTM )工艺制造高性能机载雷达罩的TDE - 85环氧树脂、间苯二甲酸二烯丙酯 (DAIP)和E - 5 1环氧树脂三种材料体系的浸润性能。
Ballistic Missile Defense Materials Program Office 弹道导弹防御器材计划处
Defense Material Allotment System 国防器材分配系统
Department of Defense Material Distribution System 国防部物资分发系统
Two other new systems under the Information Technology Strategy - the Reference Materials System and the Leave Recording System - also went live in 1997. 资讯应用策略的另外两个新系统（参考资料系统及假期纪录系统）亦已于年内启用。
The motion that results when forces act on a material system depend also on mass distribution in the whole system. 物体系统受到力的作用所产生的运动也取决于在整个系统中的质量分布。
According to the rehydration characteristics of dehydrated phases, a kind of new cementious material system can be prepared with gypsum and fly ash. 根据水泥水化产物脱水相具有再水化能力的特点，结合粉煤灰、磷石膏等矿物材料的化学反应特性，组成一个新的胶凝材料体系。
A discrete homogeneous part of a material system that is mechanically separable from the rest, as is ice from water. 相在物质上有分别的同源体系，这个体系在物理上是可以分辨的，如冰和水
The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
Many heroic men and women have died in defense of liberty. 许多英勇的男男女女为捍卫自由而牺牲。
The status on standard reference material system of grain and oilseeds in China is reviewed in this paper. 综述了国内外粮油标准物质体系的发展状况,并进行了分析比较,提出了今后中国粮油标准物质的发展对策。
A leaky roof; a leaky defense system. 有漏缝的屋顶; 被泄密的防御体系
Experiment shows that with the increment of substituted spontaneous combustion gangue powder for cement, the water demand of gelled material system is increased gradually. 试验结果表明，随着自燃煤矸石粉取代水泥量的增加，胶凝材料体系需水量逐渐增大。