快干硅溶胶与普通硅溶胶比较,具有制壳周期短、型壳常温强度高、残留强度低的优点。
Compared with conventional sol silicate, the rapidly dried sol silicate possesses the advantages of short shell-making period and high ambient strength as well as low residual strength.
结果表明:该复合溃散剂能大幅度降低水玻璃砂的残留强度,溃散性优良,成本低廉,具有一定的推广价值。
The results show that the compound disperser can remarkably reduce the residual strength and has good collapsibility and low cost. Therefore, it has the value for itself to be popularized.
使用较高模数的水玻璃混制的型砂具有残留强度低、吹CO2时间短等优点,并有好的抗吸湿性和表面稳定性。
The sodium silicate sand prepared with higher modulus sodium silicate has advantages of low residual strength, short CO2 blowing time, high moisture absorption ability and surface stability.
经过反复筛选确定了较为理想的粘结剂及耐火氧化物的配方,并按照此配方观察了型壳的室温强度、高温强度及残留强度;
The perfect proportion of used binder and refractory was farther confirmed. According to this proportion room temperature strength, high temperature strength and residual strength were observed.
马歇尔试验残留稳定度(MS0)与冻融劈裂试验残留强度比(TSR)结果显示,无添加剂玄武岩沥青混合料的水稳定性不一定能够满足规范要求;
Results of retained Marshall Stability (MS0) and Tensile Strength Ratio (TSR) indicate that without additive, the moisture damage resistance of basalt asphalt mixture may not meet the specifications.
取向的结果,导致大量的硬段残留取向、应力软化、应力滞后和高变形,以及材料的高模量和高强度。
The orientations of polyurethanes resulted in a large number of the residual orientation , the stress softing and stress hysteresis , the permanent set , the higher modulus and strength of materials .
含有粗大的铁素体晶粒和残留的热轧织构,引起力学性能的各向异性,导致了抗拉强度和延伸率的降低。
Big ferrites and hot rolling texture are left behind in particle structures, Which leads the anisotropy of mechanics, so the tensile strength and elongation rate reduce.
就残留催化剂和其分解物影响呋喃树脂旧砂及其再生砂的固化速度和固化强度的原因作了较深层次的研究和探讨。
The causes that residual catalysts affect the curing velocity and cured strength of used sand bonded with furan resin and reclaimed furan sand were studied and discussed deeply.
研究了预塑变对爆轰处理和未爆轰处理样品的强度、表面残留应力、氢脆敏感性及其关系的影响。
Investigation was made of effect of preplastic deformation for unexplosive and explosive treatments on strength, surface residual stress and hydrogen embrittlement of the specimens.
目的:探讨高强度超声聚焦热凝技术(HIFU)治疗宫颈癌放化疗后局部残留病灶的近期疗效及安全性。
Objective: Investigate recent efficacy and safety of treatment residual cervical cancer after radiotherapy and chemotherapy by high intensity focused ultrasound thermal coagulation technique (HIFU).
通过大量的室内抗剪强度试验,提出了卸荷比、临界卸荷比、极限卸荷比和强度残留率概念。
Through many direct shearing tests, shear strength of unloading was studied. The concept of unloading ratio and the residual strength were put forth.
本文探讨了工艺条件对粘胶原丝强度、伸长及化学物残留量的影响。
This paper probes into the effects of process conditions on precursor fiber strength, elongation and chemical residual.
本发明同现有技术相比,工艺简单,所得碳化硅烧结坯致密度高,无游离硅残留,强度与韧度较高。
Compared with prior art, the process is simple, and the obtained SiC sintered compact has high density, no residue of free silicon and high strength and toughness.
为了消除噪声残留,引入了平滑系数与限制强度系数对梯度图作阈值化处理。
In order to remove the residual noise which can not be smoothed by filter, the smoothing coefficient and constrain coefficient were used to threshold the gradient image.
为了消除噪声残留,引入了平滑系数与限制强度系数对梯度图作阈值化处理。
In order to remove the residual noise which can not be smoothed by filter, the smoothing coefficient and constrain coefficient were used to threshold the gradient image.
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