The paper studies the effect of different modified starches on dry strength.
本文研究了不同改性淀粉对纸张干强度的影响。
The dry strength agents have showed the obvious effect to increase the dry strength.
经过试验，发现该增强剂对纸的干强度有明显的效果。
Meanwhile, the mechanism of dry strength additives is analyzed according to the theory of paper forming.
同时，结合纸页的成形原理，分析了增干强剂的增干强机理。
This structure and properties of the dry strength agents were characterized by the methods of IR, SEM and so on.
并使用了IR、SEM等手段对这种增强剂的结构和性能进行了表征。
Guar gum derivatives are used as retention and drainage AIDS, as well as dry strength agent in the papermaking industry. The potential application in the future is pointed out.
论述了瓜儿胶衍生物在造纸湿部作为助留助滤剂、增强剂的应用，并指出今后的发展前景。
In this paper, the influence of various parameters on suspension shearing dry strength and permeability of EPC coating used on steel casting through right Angle test was studied.
通过正交试验，研究了各因素对真空实型铸造铸钢件涂料的透气性、干强度、剪切力、悬浮性的影响。
Wet breaking strength increased obviously after crosslinking, and the ratio of wet strength to dry strength increased by 16.9%, while there was a little impact on thermostability.
交联使纤维的湿断裂强度明显提高，湿干强度比可提高16.9%，但对纤维的热稳定性影响不大；
Through a orthogonal test this paper analyzes the factors influencing the paper′s dry tensile strength.
通过正交试验分析了处理工艺中各种因素对纸张拉伸干强度的影响；
The shear strength of dry sand has been studied, the result shows the interlocking strength existing interdry sands compacted.
对干砂的抗剪强度进行了研究，认为型砂存在咬合强度。
Laser welding thin wall bit is characterized by high welding strength of bit teeth, no falling out of the teeth and mass production by non water dry drilling.
激光焊接薄壁钻头的显著特点是钻齿焊接强度高，不掉齿，可以用于无水干钻，便于实现大批量规模化生产。
The results show that the dry density, bending strength and compressive strength of foam concrete block decreased with the increasing of the amount of foam.
研究结果表明：泡沫加入量增加，泡沫混凝土砌块的干密度逐步减小，抗折和抗压强度递减。
Addition of fines to a chemical pulp significantly improves sheet consolidation and many dry sheet strength properties.
加入细料到化学浆中可大大提高纸页紧度和许多干纸页强度性质。
Because of the high dry density the dynamical strength of silty sand is higher than those of ordinary sands.
试验得到粉砂的动强度高于一般砂性土，主要是因为制样控制干密度比较大。
The tailing is different from common soil in the relation of the physical and mechanical properties (such as dry density and strength) with the stockpiling depth.
尾矿的物理力学性质如干密度、强度等与其堆存深度关系的密切程度与一般的土有较大的区别。
The trial showed that this kind of adhesive has specialities of low cost, fast dry, high strength, it can satisfy the needs of packing high speed paper-tube.
试验表明，该胶粘剂具有成本低、粘接强度高、干燥速度快等特点，完全可以满足高速纸管包装的要求。
Fiber strength depended on the dry weight per fiber length, content of cellulose, thickness of cell wall, maturity, density of cell wall and other sub-factors.
纤维强度是由单位纤维干重、纤维素含量、胞壁厚度、成熟度及胞壁结构密度等亚性状决定的。
Study results show that sintered fly ash aggregate concrete is relatively high in strength and more economical in use, and its dry density and thermal properties can meet design requirements.
结果表明，用粉煤灰陶粒所配制的轻集料混凝土强度较高，干表现密度和热性能均能满足设计要求，而且更经济。
The advantages of coated cemented carbide tool in dry milling of high-strength steel are demonstrated, and the workpiece surface roughness reaches the level of semi-finishing grinding.
试验结果表明：涂层刀片干铣削高强度钢的加工性能优异，工件加工表面质量达到半精磨水平。
The dry density, bending strength and compressive strength of foam concrete block increased with the increasing of the amount of fly ash.
粉煤灰加入量增加，泡沫混凝土砌块的干密度递增，抗折和抗压强度增大。
A relationship between tensile strength and dry unit weight of soils is established.
建立了土体抗拉强度和干密度之间的关系。
By controlling the range of the dry density, magnitude of cement and water cement ratio of mixture, the requirement of drainage property and structure strength can be fulfilled.
通过控制混合料的干密度、水泥用量和水灰比的取值范围，可使混合料同时满足排水性能要求和结构强度要求。
Meanwhile, there were not significant differences in wood air dry density, mechanical strength and cell wall percentage of intra provenance.
种源内木材气干密度、力学强度及胞壁率差异不显著，管胞长、宽和壁厚的差异均显著且高于种源间的差异。
Through adding low viscidity Hydroxypropyl Methyl Cellulose, workable performance of the dry mix can be most improved, but compress strength reduce.
通过掺入低粘度的羟丙基甲基纤维素后，砂浆的施工和易性能得到了极大的改善，但强度有所降低。
The grafted polyacrylamide resin not only possesses an eminent wet tensile strength, but also raises significantly the dry tensile strength of paper.
接枝后的聚丙烯酰胺树脂除了具有良好的湿拉伸强度性能外，还可以大幅度地提高纸张的干拉伸强度。
The dry compressing shear strength of Larch in normal conditions was the lowest.
而对于反复煮沸压缩剪切强度，桦木的值要比落叶松和柞木的高。
Epoxy cast dry-type distribution transformer high-voltage coil sealed by epoxy resin casting, using epoxy resin performance, cracking, high temperature, high mechanical strength, long life.
环氧浇注干式配电变压器高低压线圈都由环氧树脂浇注密封， 所采用的环氧树脂性能好，抗裂， 耐高温，机械强度高，寿命长。
I find that when tree species is different, dry and wet compression shear strength is different obviously.
对不同树种的干、湿压缩剪切强度进行了研究。
I find that when tree species is different, dry and wet compression shear strength is different obviously.
对不同树种的干、湿压缩剪切强度进行了研究。
应用推荐