坯

If the steel is not killed with aluminum .the Nitrogen content shall not exceed 0.008. warm rolling steel bands for pipes shall be without defects such as foliation inner blisters, nickel fractures cracks or any other defects which can cause break-down corrosion or porosity of pipe walls. the plate or skelp used for PSL 2 pipe shall not contain any repair welds.

如果钢管不是因为铝化断开的话，其实含氮量不应该超过0.008，用于钢管的热轧钢板应无任何如内部水泡面理、镍断口裂痕及其它可引起腐蚀或使管壁多孔化的瑕疵，用于生产 PSL2钢管的金属板或焊接管坯钢不应含有任何修补焊接的痕迹。

The sintering temperature could be decreased from 1 050℃ to 980℃ with the ratio of sodium borate additive increasing from 5% to 10%.

添加5%的硼酸钠时，坯体烧结温度在1 050℃，而添加10%的硼酸钠时烧结温度可降低至980℃。

According to the application of soft reduction technique in different steel plants,the influence of reduction parameters on internal quality has been analyzed.

根据其在不同厂家的应用效果，分析了压下参数对铸坯内部质量的影响。

Li_2O-Al_2O_3-SiO_2 System low thermal expansion porcelains based on spodumene were stud- ied systematically to obtain the ceramic bodies with the thermal coefficients lower than 2×10~(-6)/℃(20~800q℃) near zero expansion.

本文系统地研究了以锂辉石为基础的Li_2O-Al_2O_3-SiO_2体系低热膨胀陶瓷，获得了热膨胀系数小于2×10~(-6)/℃以及接近于零膨胀的陶瓷坯体。

The contact cooling of individual rolls and the characteristics of spray nozzle were involved in the model.

再次，基。。。更多于板坯连铸机的辊列和喷嘴布置，建立三维稳态传热数学模型，模型考虑了铸坯与辊子间的接触换热及喷嘴特性。

In this paper,the status and the major challenges of our country in this field are presented.

分析了我国铝带坯的生产在世界上的地位以及存在的问题。

In China, now the majority of linkage plant is used in billet Kong Qichui system, Steam hammer forming, forging our common link is the size of the problem of poor accuracy, forging surface well, forging the surface decarbonization serious problems.

而我国现在多数连杆生产厂采用的是空气锤制坯，蒸汽锤成形，因此我国连杆锻件普遍存在的问题是尺寸精度差、锻件表面状态不好、锻件表面脱碳严重等问题。

With 3.0 t empty dual-use steam forging hammer, 1.0 t empty dual-use steam forging hammer, 750 kg, 400kg, 250kg, 150kg Kong Qichui a total of seven, made 3.0 t, 2.5t of a hammer plywood Taiwan, the construction of 2 m × 1.5m × 1.0m two large coal-fired furnace, a gas generator furnace, resistance furnace, Oil Furnace, Meilu stoves and other heat treatment of the four sets, with the following specs for Φ550 Saw 5,φ100 major fault Liu and other supporting material under the equipment, and has CW611250, T68, and other machining equipment, more than 60 species of vehicles, milling, planing, grinding, boring jobs complete, the main products φ820 × 60 × 1300 following the suppression of three products,φ273 high-pressure forging Billet-three links, all kinds of high-pressure-welded flange and 3.0 t following forging free, annual production capacity of 2400 t.

拥有3.0t空蒸两用模锻锤，1.0t空蒸两用模锻锤，750kg、400kg、250kg、150kg空气锤共7台，自制3.0t、2.5t夹板锤各1台，建造2m×1.5m×1.0m大型燃煤加热炉两座，煤气发生器加热炉1座，电阻炉、油炉、煤炉等热处理炉具各4套，拥有加工规格为Φ550以下锯床5台，φ100大型断料机等配套下料设备，且拥有CW611250、 T68等机加工设备60余种，车、铣、刨、磨、镗工种齐全，主要产品φ820×60×1300以下压制三通成品管，φ273高压锻制三通方坯，各种中高压平对焊法兰及3.0t以下自由锻件，年生产能力2400t。

System is used to sterilize the PET preforms instead of the bottles.

系统是用来消毒的PET瓶坯，而不是瓶。

In order to determine the right position of segment electromagnetic stirrer, the finite element method was used to calculate temperature field and shell growth in bloom. The results were used for U71Mn.

在采用有限元分析软件全面计算了大方坯在连铸过程中的温度场分布、凝固末端的位置的基础上，确定了扇形段电磁搅拌器的安装位置。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。