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The test results indicate that T2 Cu/2A50 Al alloy must first be done by blacksmith welding, and then heated between 515℃ and 525℃ for 180 min, the sample pressure is offered by heating and insulation in the process through special fixture, the joints of T2Cu/2A50Al alloy with metallurgy bond can be obtained, and there is obvious welding seam in the interface.

试验结果表明，T2铜／2A50铝合金，采用先锻接，后加热到515~525℃之间，保温180 min，并在加热和保温过程中通过特殊的夹具提供给试样压力，能得到冶金结合的T2铜／2A50铝合金接头，接头界面处出现了明显的焊缝。

The results show that it's available by neutralizing (at 60℃ temperature, 11%caustic soda solution) bleaching6%(W/W bleaching clay,at 70℃ temperature, treatment time is 30 min.

实验结果表明：用碱炼(温度60℃，11%NaOH)—脱色(温度70℃，6%的白土，时间30 min)的方法是可行的。

And the "three-factor quadratic regression orthogonal rotary method" was adopted to study mixing performance of the mixer,after the machine had been designed and trial-produced. It was showed that the optimum technological parameters for mixing time, block coefficient and rotary speed of the paddle shaft were 180 s, 0.75 and 56 r/min, respectively. At the same time, the remains in the bin was little (0.015%). The effe...

为了提高双轴桨叶混合机的混合性能，采用二次回归正交旋转组合试验，对设计样机进行混合均匀度及机内残留率的试验研究，得出了其工作参数的合理组合：混合时间为180s，充满系数为0.75，桨叶轴转速为56r/min；机内残留量极小(约为0.015%)，满足其作为配合饲料生产，尤其是预混合饲料生产的工艺要求，也为进一步改进设计提供了依据。

Sea water booster pump: 14SH-90-19 sea water pump, 1450r/min, 3 sets.

sup2；海水升压泵：14SH-90-19型海水泵，转速1450r/min，共3台。

An ODS C18column was used with the mobile phase of methanol∶salt phosphate buffer (20∶80),at the detection wavelength of 254 nm.The flow rate was 1.2 mL/min.

以ODS C18柱为色谱柱，ψ(甲醇∶pH4.5磷酸盐缓冲液)＝20∶80为流动相，流速1.2 mL/min，检测波长254 nm。

Analytical C18 column with 15 cm length was used while eluted with mobile phase containing 50 mM phosphate salt buffer: acetonitrile: methanol=67:22:11. The flow rate was set at 1.0 ml/min to complete one sample for OLZ, DMO, and internal standard within 30 minutes.

移动相则为50 mM磷酸盐缓冲液（pH5.7）：ACN：MeOH =67：22：11，在流速为1 ml/min设定下可於30分钟完成一个OLZ、DMO含内部标准品之血样分析；测定灵敏度皆为1 ng/ml。

The optimum time for the cracking of cell nucleus in maize was 8~9 min.

玉米细胞核裂解的最佳时间为8~9 min。

In this study, parameters used in sensitivity evaluations include the shapes of channel in heat-dissipating plate, volumetric flow rates (0.1~0.7 L/min).

文中以自制新型液冷式流道并做以下参数分析，所考量之参数分别为流道几何形状、体积流率(0.1~0.7 L/min)。

Therefore, Fine copper fibers with stability quality were obtained under setting back engagement for 0.04-0.06mm, cutting speed for 30-60m/min and feed for 0.72-1.44mm/str, and using the tool with rake angle and clearance angle were 30° and 8°, respectively.

在背吃刀量为0.04-0.06mm，切削速度为30-60m/min，进给量为0.72-1.44mm/str的条件下选择前角为30°，后角为8°的多齿刀具，可以获得质量稳定的微细铜纤维。

YJ13/5000 forging hydraulic forging maximum 50 tons of forgings, the biggest trip of 2000 mm, 4000 mm clearance distance, table size 6000 mm * 4000mm, the itinerary 2 * 3000 mm, the number of forging 40 beats / min, structural advanced.

YJ13/5000锻造液压机最大可锻造50吨锻件，最大行程2000mm，净空距4000mm，工作台面尺寸6000mm*4000mm，工作行程2*3000mm，锻造次数40次/min，结构先进。

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