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- Excellent performance of envelop material is the key to technology of sealing up mustered equipments in battlefield. 摘要研发性能优异的封套材料是装备集合封存技术成败的关键。
- The new type deployable airship can adopt new envelop material and frame system, which gives a new way to make high attitude airship low cost. 这种飞艇采用了新型的蒙皮材料和全新的骨架结构设计，并采用独特的升空方式，为超高空飞艇提供了一条全新的解决途径。
- The moisture permeability standard of the field operation ammunition envelop material was reasoned through calculation of the relative humidity in the interior of the envelop. 摘要通过计算封套内部的相对湿度，论证了野战弹药封套材料的透湿率指标。
- The properties of the PVC envelop material modified by CPE was investigated,and the moisture permeability,tensile strength and elongation at break were also tested. 研究了CPE改性PVC封套材料的性能,测试了封套材料的透湿率、拉伸强度和扯断伸长率。
- The properties of the PVC envelop material modified by CPE was investigated, and the moisture permeability, tensile strength and elongation at break were also tested. 摘要研究了CPE改性PVC封套材料的性能，测试了封套材料的透湿率、拉伸强度和拉断伸长率。
- The rim of the plugs is usually not exposed and the enveloping material cannot be ascertained. 岩栓的边缘通常是不露出的，因而不能确定其包裹的物质是什么。
- A kind of typical design of antistatic envelop material seal up 封存
- The material is flawed throughout. 这种材料到处是裂缝。
- He insists the condition to use the best material. 他坚持以使用最好的材料为条件。
- That material surpasses all others in fineness. 那种材料精良超过其他所有材料。
- The problem is how we are to get the raw material. 问题是我们怎样得到原材料。
- Jim is going to get material for a new book. 吉姆正打算为一部新书准备材料。
- The storm did a great deal of material damage. 暴风雨造成了大量物质损失。
- The papers are falling out of the envelop, push them back. 论文从封袋里掉出来了，把它们放回原处。
- He steamed the valuable stamp off the envelop. 他用蒸汽熏揭下信封上的邮票。
- Radioactive ray is material thing. 放射线是实际的物质。
- The presentation of the material was untidy. 所提交的资料缺乏条理。
- He covered the cushion with new material. 他给靠垫蒙上了新的料子。
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- She's collecting material for a newspaper article. 她正在搜集素材在报纸上发表文章。
