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Low Profile Gear Operator features high efficiency worm gear drive with built-in position indicator and high impact polypropylene handwheel.

低高度的齿轮操作机构配置高效蜗轮驱动结构,并内置位置指示器和高强度抗冲击的聚丙烯手轮。

The results show that the addition of polypropylene fiber can reduce the dry shrinkage coefficient and thermal shrinkage coefficient of cement stabilized macadam effectively.

结果表明:聚丙烯纤维的掺入可以有效地减小水泥稳定碎石的干缩系数和温缩系数。

The results show that the addition of polypropylene fiber has little impact on each strength of cement stabilized macadam, but it can reduce the compressive resilient modulus and flexural elastic modulus evidently.

结果表明:聚丙烯纤维的掺入对水泥稳定碎石的各种强度影响不大,但使回弹模量和抗弯拉弹性模量有显著的降低。

For example, the monomer of the polyacrylamide has nerval toxicity and lead to macrocephaly, cancer and mutation, thus limit their application.

聚丙烯酰胺絮凝剂的单体有神经毒性和致畸、致癌、致突变效应,使它们的应用受到很大限制。

The method was mainly based on the differences of the magnetic susceptibility and permeability of the polyacrylamide with different relative molecular mass.

采用该技术定性分析不同相对分子质量的大分子-聚丙烯酰胺样品,并对实验数据进行了分析讨论。

Isotactic polypropylene fiber ; as-spun monofilaments ; spherulite ; structure morphology ; cross polarized light ; Maltese cross ; crystalline modification ; skin-core structure ; orientation.

等规聚丙烯纤维;未拉伸单丝;球晶;结构形态;正交偏振光;马尔托思黑十字;结晶变体;皮芯结构;取向

Results In the picture of infrared absorption spectrum, we can see characteristic peaks of amide, secondary amide and methene which are basically as same as standard polyacrylamdie atlas.

结果 KBR压片法红外吸收光谱图中有酰胺基、仲酰胺、亚甲基的特征峰与标准聚丙烯酰胺图谱基本相同。

By adopting the method of millesimal gauges, the dry shrinkage property was measured, and by adopting the method of resistance strain gauge, the thermal shrinkage property was measured.

4采用千分表机测法及应变片电测法分别对聚丙烯纤维水泥稳定碎石的干缩及温缩性能进行了测试。

It is a completely new development, despite its designation, that could misleadingly suggest that it is a derivative of the PP-90 and PP-90M folding clandestine machine guns.

这是一个完全新的发展,尽管其名称,可能误导性表明,它是聚丙烯衍生- 90和PP - 90米折秘密机枪。

Pollen extracts from Carvota mitis and Caryota ochlandra were prepared and analyzed by SDS-PAGE and proteins bands were visualized by staining the gel with Coomassis blue. Antigenic properties of the separated proteins were analyzed by immuno-blotting.

提取这两种花粉的粗提液,通过十二烷基硫酸钠-聚丙烯酰胺凝胶电泳分离粗提液蛋白质组分并测定其分子量。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。