查询词典 B-complex

A Some environmentalists are against the project on biological grounds.B What do the world's longest bridges have in common ?D They 're what will keep the bridge from going anywhere.E The second job will be to pull two sets of steel cables across the strait , each set being a bundle of 44,352 inPiduals steel wires.F They will tip up the scales at 166, 500 tons – more than half the bridge 's total mass.__2__. They're suspension bridges , massive structures built to span vast water channels or gorges. A suspension bridge needs just two towers to should the structure's mammoth weight,..

B。 分析：思路特点：注意空格后句中的词语使用特点：空格后面连续两句都涉及到了"suspension bridge/吊桥"因此判断空格处出现对"吊桥"进行讲述的句子的可能性最大，但被选项中没有该词出现，注意到空格后的句子中出现了代词They，该词的出现表明前面有复数的名词与之相呼应，而且They内容是指"桥"，因此排除A，C和E， F（没有与They呼应的内容），所以答案是B。

A some environmentalists are against the project on biological grounds.b what do the world's longest bridges have in common?d they're what will keep the bridge from going anywhere.e the second job will be to pull two sets of steel cables across the strait, each set being a bundle of 44,352 individuals steel wires.f they will tip up the scales at 166, 500 tons – more than half the bridge's total mass.__2__. they're suspension bridges, massive structures built to span vast water channels or gorges. a suspension bridge needs just two towers to should the structure's mammoth weight,..

b。 分析：思路特点：注重空格后句中的词语使用特点：空格后面连续两句都涉及到了"suspension bridge/吊桥"因此判定空格处出现对"吊桥"进行讲述的句子的可能性最大，但被选项中没有该词出现，注重到空格后的句子中出现了代词they，该词的出现表明前面有复数的名词与之相呼应，而且they内容是指"桥"，因此排除a，c和e， f（没有与they呼应的内容），所以答案是b。

The detailed processing and analysis of the experimental results indicate that the color discrimination characteristics of human eyes are different for individual color regions and directions in the a*-b* plane,and namely the CIE1976 a*-b* plane is visually non-uniform. The visual color tolerance in the third and fourth quadrants is smaller than the first and second quadrants, the biggest tolerance is in the region of high chroma orange, and the smallest is in blue.

通过对实验数据的详细处理和分析表明，等明度a*-b*平面非视觉均匀，人眼对一、二象限的色宽容度普遍高于三、四象限的色宽容度，对高彩度的橙色具有最高的宽容度，对蓝色具有最低的宽容度，所有的颜色在红-绿方向的视觉色差尺度均低于黄-蓝方向。

When coverage varying from high to low, the parameter a decreasing, and b increasing. The fitted regression equation between total vegetation coverage and runoff duration as following, C = 3.4881nt_p -11.772 (R~2=0.9477). The equation shows that the vegetation is positive correlation to duration, i.e.

高寒草甸产流、产沙的试验结果表明，不同植被盖度的嵩草草甸其产流、产沙过程可以用幂函数R=at~b分布来描述，随着盖度由大变小，方程参数a值逐渐变小，b值逐渐增大；而覆盖度在5％以下的黑土滩，其产流、产沙过程更符合指数函数R=ae~分布。

Jacobian Davis iterative method of solving equations AX = B, least squares polynomial fitting, portfolio Simpson formula for integration, with a triangular decomposition method of solving equations AX = B.

拉格朗日插值多项式拟合，牛顿插值多项式，欧拉方程解偏微分方程，使用极限微分求解导数，微分方程组的N=4龙格库塔解法，雅可比爹迭代法解方程AX=B，最小二乘多项式拟合，组合辛普生公式求解积分，用三角分解法解方程

It was studied that Apolipoproteins AⅠand B were determined by scattering immunoturbidimetric method using fluorescence spectrophotometer in stead of laser turbidimeter,and meanwhile the reference values of apolipoproteins AⅠand B of health persons were investigated.

研究了荧光分光光度计的免疫散射比浊法代替激光散射浊度仪来测定载脂蛋白AⅠ和载脂蛋白B，同时测定正常人的ApoAⅠ和ApoB的参考值。

However, the government soon seized Yug a nsknefteg a z a nd a uctioned it of f to a front comp a ny c a lled B a ik a lFin a nceGroup, which h a d been registered two weeks e a rlier a t the a ddress of a vodk a b a r in the provinci a l Russi a n town of Tver.

然而，不久俄政府就接管了Yug a nsknefteg a z并将其拍卖给了皮包公司B a ik a l金融集团（拍卖前两周以州立小镇Tver的一家伏尔加酒馆的地址注册的公司）。

According to the passage, which of the following is TRUE?A. In Thailand people give fish and birds to the birthdays person as presents.B. In Holland people give presents to unbirthday persons.C. In Nigeria people who were born in the same period may celebrate their birthdays on the same day.

答案： B 由第八段可知，在泰国给过生日的人买活的鱼和鸟让他释放它们，以此带来好运，故选项 A 不正确；由第五段可知，在荷兰过生日的人得到礼物的同时，也送给不过生日的人礼物，故选项 B 正确；由倒数第二段可知，在尼日利亚，同岁的人在同一天集体庆祝生日，并不是出生于同一天的人集体庆祝生日，故选项 C 不正确；由第八段的"In Thailand， two tall candles are lighted the night before a birthday。"

When electron spins were unpolarized, the dependence of the low-lying energy of the barrier Li QD on an external magnetic field B and the distance d was obtained.

研究表明，当电子自旋为非极化时，束缚锂量子点的低态能谱受磁场B和距离d的影响，其最低态角动量L随B和d的变化而跃迁，并从动力学方面进行了分析。

After that, all samples were fixed with 10 g/L paraform for 45 minutes. Then 50 μL well-fixed blood was added into the polystyrene tube, meanwhile 20 μL monoclonal antibody, such as CD42a-b-c-d and PE-labeled CD42b, was respectively mixed gently with the blood sample and incubated at room temperature in dark for 30 minutes.

取50 μL固定后全血加至流式检测管，同时分别向不同管中加入20 μL糖蛋白Ib/IX/V 复合物单克隆抗体CD42a-b-c-d和PE标记的糖蛋白Ibα单克隆抗体CD42b，混匀后室温避光孵育30 min，然后CD42a-b-c-d标记的样品中加入20 μL FITC标记的羊抗鼠 IgG，混匀后室温避光孵育30 min。

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。