变度

It shows that the measuring error of the rheometer is less than 5% by experiments and theoretical calculation. Thus, it can provide reliable and accurate experimental data for apparent viscosity of semi-solid alloys.

实验检验和理论计算表明，该流变仪的测量误差＜5％，从而保证了实验测量数据的可靠性，为精确研究半固态金属熔体的表观粘度提供了实验基础。

The viscosity model of PU polymerization was developed by using Brookfield rheometer data.

采用Brookfield流变仪研究并建立了PU聚合反应时的粘度模型。

Viscosity, dynamic properties and interfacial morphology of the composite were investigated by ARES rotational rheometer and scanning electron microscopy.

采用ARES型旋转式流变仪和扫描电镜对材料的熔体粘度、动态特性以及界面形态作了研究。

By using the KDMRF-1000F MRF polishing machine and KDMRW-1 water based MR fluid,one K4 flat work piece (80 mm in diameter) and one K9 sphere work piece (145 mm in diameter) were polished,experiments show that work piece one has a peak-to-valley value of 55.3 nm and a root-mean-square value of 5.5 nm;and work piece two has a PV value of 40.5 nm and a RMS of 5 nm,which indicates that the surface roughnesses of two work pieces have been improved obviously.

实验显示，样件一面形收敛到PV值55.3 nm，RMS值5.5 nm；样件二面形收敛到PV值40.5 nm，RMS值5 nm；样件的表面粗糙度均有显著改善。结果表明，磁流变修形技术具有高精度、高效率、高表面质量的特点。

The surface morphology and root-mean-square roughness had been characterized by atomic force microscopy.

结果表明，随着工作气压的升高，膜层的结构变疏松，薄膜的折射率和均方根粗糙度都随之减小。

The LCQ Advantage is the workhorse ion trap mass spectrometer for 你好gh productivity LC/MS/MS results and is easily upgraded to MSn performance. The LCQ Advantage MAX now features the universal Ion Max source that allows simple tool-less switc你好ng of ionization probes. Ion Sweep Gas reduces chemical noise, w你好le a removable ion capillary tube allows for vent free source maintenance. Reliability combined with an easy-to-use interface, makes the LCQ Advantage MAX an ideal match for routine HPLC environment. Library searchable MS/MS spectra add confidence to the identification of analytes present in complex matrices.

LCQ Advantage MAX高效多级离子阱液质联用仪是离子阱光谱阐发平台，可以举行高效液相层析串联质谱LC/MS/MS阐发，而且可以很容易进级到电喷雾离子阱活络度MSnLCQ Advantage MAX高效多级离子阱液质联用仪此刻的首要独特之处是装有通用的Ion Max离子源，无须东西便可简略的调治离子探针，同时离子探针气体吹扫可以削减化学滋扰旌旗灯号可移植离子毛细现象柱无须真空便可养护LCQ Advantage MAX装备不变靠患上住，操做界面简略易用，抱负般配高效液相质谱测试并可检索液相质谱MS/MS库光谱

The creep is a main reason, and the rustiness of the prestressed steel is another reason, and more the run of the overrun vehicle.

这里既有混凝土徐变的因素，也有后期预应力钢材的锈蚀、预拱度设置偏差和施工误差的因素，更有超限车辆的行驶等的因素。

However, the value of sag error varies with the ambient temperature and the .

实际上弛度误差率是随着温度、载荷等情况的不同而变的。

Based on the data from eight seasonal oceanographic censuses in the Changjiang Estuary (28°00′-32°00′N, 122°00′-123°30′ E) in 1959 and 2002, this paper discussed temporal\|spatial distributions of Sagitta crassa and Sagitta enflata and effects of global warming on them in the Changjiang Estuary. The results show that the average abundance of S. crassa was less than 1.00 ind/m3, and its occurrence frequency was lower, had no aggregate feature during spring, summer and autumn.

根据1959年和2002年在长江口28°00′~32°00′N，122°00′~123°30′E海域4个季节8个航次海洋调查资料，分析强壮箭虫和肥胖箭虫丰度的平面分布和季节变化特征，并结合同步的温度资料分析不同生态类群的强壮箭虫和肥胖箭虫对环境变暖的响应。

Influence of concentration, pH, shear rate, NaCl, CaCl2, glycerol, ethanol and heating preservation on the viscosity of pepsin-solubilized collagen from fish scale of grass carp were studied by Rotary Viscometer.

采用旋转流变仪系统考察了浓度、pH、剪切速率、NaCl、CaCl2、丙三醇、乙醇和保温时间对草鱼鱼鳞酶溶性胶原蛋白粘度的影响。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐