查询词典 two-double

A series of double metal cyanide complex catalysts were prepared in two different methods by using β-cyclodextrin, PEG-1000 or Tween-60 as an additional complex ligand respectively, and the effects of different kinds of additives and preparation methods on the appearance, particle diameters, crystal constitution and activity of DMC catalysts were also studied.

分别以PEG-1000、β-环糊精和吐温-60等为助络合剂，采用不同工艺方法制备了具有不同结构的双金属氰化物络合物催化剂，研究了不同助络合剂和不同制备方法对DMC催化剂的形貌、粒径、晶型结构和催化活性的影响。

Considering Wang's ERA is almost double what Cone's was - it's 28.93 after his two outings - it's pretty difficult to imagine his ERA looking respectable for quite some time, no matter how well he throws from here on out.

王建民现在的ERA几乎是Cone当年的2倍，很难想像短期内能变得好看一点，不管王建民从现在开始投得有多好。

The formula for clearance between two dishes of water-mud separating Disc separator was deduced by constructing double cone coordinate system.

通过建立碟片双锥坐标系，推导出黄河水泥沙碟式分离机碟片间隙公式，并根据黄河水的特性计算出碟片间隙数据。

As the two tracks are not parallel, and have a certain angle, the rolling object is in the shape of a double cone. People see the cone moving upwards; this is because as the gaps between fulcrums gradually widen, the center of gravity declines.

由于两轨道不平行，有一定夹角，滚动体成双锥形状，所以表面上看锥体由低处向高处运动，实际上由于支点逐渐向两边拉开，重心在不断的下降。

The tore equipment of Two-For-one Twisterfor Filament,which can wind different forms semifinished yarn into double- cone bobbin yarn.

本机用于将原不同形状丝还络成具有一定规格的双锥型筒丝，供各种国产及进口倍捻机丝用，本机是倍捻机及捻线机必备的前道配套设备。

The fore equipment of Chemical fiber two-for-one twister,fancy twisting machne and cover Yarn Machine make different types material into double cone shape or parallel bobbims for those machines using,and suppoying the yarn merhing function for reguar materials.

化纤倍捻机、花式捻线机、包覆纱机的前道设备，把不同规格的原料筒子络绕成可在化张倍捻机、花式捻线机、包覆纱机上加工的双锥形、平行筒子，可提供一般原料的并丝功能。

The above technique is effectively a double variation of Criss Cross Lacing , which is only one of several lacing methods that work well with two different coloured laces.

上述技术实际上是一个双重变化的十字交叉系带，这是唯一的几个花边的工作方法，以及两种不同的颜色的花边。

Basing on the positional characteristics of double cusp s produced in the track of link points of planar four-bar linkage and combining with the synthetic equation of conventional track generator,the constraint equation set for the position of track generator that could realize two cusp s;and by means of successive elimination to obtain the most simplified forms of constraint equation set.

基于平面四杆机构连杆点轨迹产生双尖点的位置特性，结合常规轨迹发生器综合方程，建立了能实现双尖点的轨迹发生器的位置约束方程组，并经过逐次消元，得到了约束方程组的最简形式。

On one side of the room, was a double decker bed, where the two older boys occupied.

一边墙，是一张双层床，老大楼上，老二楼下。

If you miss a day or two, don't try to compensate by doing double duty -- you open yourself up to injury.

如果你错过了一、二天，不要通过加倍的运动来弥补，这样做你会受到伤害。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。