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The structure of these hydrogels is characterized by pH- and electric field-sensitive moieties, azobenzene cross-linking groups cleavable by cecal bacteria and hydrophobic side-chains which may control the swelling properties of hydrogels by adjusting their lengths.

该凝胶的结构特点是：兼备pH、电场双重敏感的特征基团即羧基；含有可被盲肠菌分解的偶氮苯交联基团；带有可控制凝胶溶胀性能的疏水侧基。

The surfaces of polymers such as PP are preferentially made up of low molecular weight chains, creating a cohesively weak boundary layer.

表面的聚合物，例如聚丙烯择优了低分子量链创造一个偌大的弱边界层。

The annual sales volume is RMB 300 million. It has complete industrial chains . 70% of the parts can be supported by itself. Huadong Electromechanical has gained the ISO 9001 international quality system certifications such as CE, GS,UL, SASO, EMC and national compellent product certification (3C certification).

年销售额3亿元，并拥有完整的产业链，所有零配件的自给率达70%以上，公司通过了ISO9001国际体系认证，家电产品通过CE、UL、SASO、EMC等国际安全及国家强制性家电产品认证。

In the preyield region,the deformationfashion is linear viscoelastic.Chains of particles repeat the process ofgradually slanting→decreasingly slanting→reforming to slant,and remainintact.

在屈服前区，ER流体的变形方式为线粘弹性，ER流体中链结构变化为正向倾斜→正向倾斜减弱→恢复正向倾斜的重复过程，并且链保持完整不断裂。

This is the first example of two-dimensional lanthanide MOFs with one dimensional water chains.2、Coordination polymer[Nd_2_3(H_2O)_2]·bpy·4H_2O(2)(bpdc=2, 2′-bipyridine-3,3′-dicarboxylate,bpy=4,4′-bipyridine)had been synthesized under hydrothermal conditions and its structures were determined by X-ray diffraction,and confirmed by IR and TG analysis.

该结构是在二维骨架的镧系配位聚合物中首次观察到的一维的水链结构。2、以Nd_2O_3，2，2′-联吡啶-3，3′-二羧酸和4，4′-联吡啶为原料，采用水热法合成了一个具有二维骨架结构的配位聚合物[Nd_2_3(H_2O)_2]bpy·4H_2O，通过IR、x射线单晶衍射分析和热重等手段对其结构进行了表征。

The fluorescence images that RhoCr1 coordinated with Cr~(3+)in PC12 cells showed RhoCr1 to be capable of penetrating into living cells and imaging intracellular Cr~(3+)changesFive probes have been designed and synthesized,where different aldehydes were covalently linked to rhodamine B dyes with diethylamine flexible chains.

吸收和荧光光谱的测试结果表明，探针RhoCr1在Tris-HCI中性缓冲溶液中能高选择性的识别Cr~(3+)并产生了荧光增强，通过对探针光谱性能的测试和TEPN滴定实验表明，探针RhoCr1与Cr~(3+)的络合是一个可逆的过程。

As an artificial enzyme, it can be optimized by changing the diphenylmethane units or bridging chains or by chemical modification of hydrophobic cavities to form new host compounds. Different host compounds can recognize different guest compounds to become an supramolecular system.

不同的主体化合物能俘获不同种类的客体分子，与客体形成超分子体系，对不同反应底物进行络合和催化，达到有选择性地控制反应，提高反应速率，模拟酶促反应和分子识别的目的。

It has been a busy week in the development team, with people working on historical decisions and event chains, developing the production interface, and doing work on the political and diplomatical parts of the game.

过去的一周我们忙于历史事件和事件链，产品开发界面以及游戏的政治，外交模块。

PLA with excessive Lonformation units in polymer chains ran he obtained using SnCl2 and naphthalene disulphonic acid as catalyst system.

SnCl2和NDA分别催化D， L-乳酸聚合可制备消旋的非晶态聚乳酸，而SnCl2/NDA催化体系所得的聚乳酸是高光学活性的L-构型的结晶聚合物。

An elevator constructed of a series of doorless compartments hung on chains that move slowly and continuously, allowing passengers to step on and off at will.

无门电梯一种由一系列无门小室悬于链条上构成的电梯，缓慢而连续移动，乘客可自由进出与某结构建成一体的；并入的；嵌入的

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。