查询词典 rolling

The grooveless rolling technology was tested on two bar rolling lines of Xinjiang Bayi Iron and Steel Group Co.

介绍了为解决轧制多品种产品时有孔型轧制存在的问题，先后在2条棒材生产线进行了无孔型轧制试验，并在第2条棒材生产线上基本实现了全连轧。

The analysis of the application of grooveless rolling technology proves that grooveless rolling can be successfully realized in the big-distance mills.

通过对无孔型轧制的工业试验和技术分析，得出无孔型轧制可在大间距轧机上实现，脱方控制的关键点是导卫控制和宽展控制，翻平宽展能使轧件产生圆弧钝角，避免了应力集中和裂纹，采用无孔型轧制具有可统一坯料、提高轧辊寿命2～4倍、降低能耗6%～7%等优点。

Meanwhile , taking revamping of the hot st rip mill in Kashima Works of Sumitomo Metals as a example , the continuous innovation and progress history of hot st rip rolling technology in J apan was int roduced.It ponited out that there is great signification to develop Chinese hot strip rolling technology or even iron and steel industry by refering Japanese history.

同时以住友金属鹿岛厂的改造为例，介绍了日本热轧带钢生产技术不断改进、不断进步的历史，并指出，借鉴日本的历史，对于我国热轧带钢生产技术的改造和创新，对于我国钢铁工业的发展有重要意义。

To use two passive U-tube anti-rolling tanks with different natural frequencies can provide very good rolling reduction over a wide range of metacentric height of ship.

使用两个具有不同固有频率的被动式U型减摇水舱能给横稳心高变化范围很宽的船舶提供很好的减摇效果。

A steel plate having a tensile strength of at least about 930 MPa (135Ksi), a toughness as measured by Charpy V-notch impact test at least about 120 joules (88 ft-lb), and a microstructure comprising at least about 90 volume percent of a mixture of fine-grained lower bainite and fine-grained lath martensite, wherein at least about 2/3 of said mixture consists of fine-grained lower bainite transformed from unrecrystallized austenite having an average grain size of less than about 10 microns and comprising iron and specified weight percentages of the additives: carbon, silicon, manganese, copper, nickel, niobium, titanium, aluminum, calcium,rare earth metals, and magnesium, is prepared by heating a steel slab to a suitable temperature; reducing the slab to form plate in one or more hot rolling passes (10) in a first temperature range in which austenite recrystallizes; further reducing said plate in one or more hot rolling passes (10) in a second temperature range in which austenite does not recrystallize, quenching (12) said plate to a suitable quench stop temperature (16); and stopping said quenching and allowing said plate to air cool (18) to ambient temperature.

一种钢板，其抗拉强度至少约930MPa135ksi），在－40℃（－40°F）下，采用夏氏V型缺口冲击试验测定的韧性至少约120焦耳（88英尺－磅），并且其显微组织包含至少约90％体积的细晶粒的下贝氏体和细晶粒的板条马氏体的混合物，其中该混合物的至少约2／3由从平均粒径小于约10微米的未再结晶奥氏体转变而来的细晶粒的下贝氏体组成，而且，其中所述的钢板包含铁和特定重量百分比的添加元素：碳、硅、锰、铜、镍、铌、钛、铝、钙、稀土金属和镁，所述钢的制备过程为：将一钢板坯加热至一个适当的温度；在奥氏体可发生再结晶的第一个温度范围内，采用一个或多个热轧道次（10），将所述板坯轧制成板材；在奥氏体不发生再结晶的第二个温度范围，采用一个或多个热轧道次（10）进一步轧制所述板材；将所述板材淬火处理（12）至一个适当的淬火终止温度（16）；停止所述淬火处理并将所述板材空冷（18）至室温。

According to the morphological characteristics of cementite lamellae, the deformed pearlite can be divided into three kinds: irregularly bent lamella (pearlite lamella originally inclined with large angles to the rolling plane and irregularly bent after deformation); coarse lamellae with shear-band (the rhomboidal blocks of weakly deformed lamella bounded by shear band) and fine lamella (heavily deformed lamella aligned parallel to the rolling direction with fine interlamellar spacing).

按渗碳体形态特点，变形珠光体组织可分为以下3种类型：(1)不规则弯曲片层型，即变形后的渗碳体与轧制面呈大角度偏离且不规则弯曲的珠光体。(2)带有剪切带的粗大片层型，即被渗碳体剪切带分开且变形轻微的珠光体。(3)精细片层型，即与轧制方向平行排列、片间距细小且渗碳体严重变形的珠光体。

It is widely employed in many industrial domains. The most attractive domain of ring rolling technology is to roll the rings with specially-shaped cross section directly. But the rolling deformation law of ring with specially-shaped cross section is more complicated compared with rectangle section ring and in the process there are lots of special phenomenon such as underfilling, shrinking-drawing, concave, saucer shape and etc.

环件轧制技术最有吸引力的领域和发展方向是直接轧制成形截面轮廓复杂的异形截面环件，然而，与矩形截面环件相比，异形截面环件轧制成形规律更复杂，轧制过程中常常出现截面轮廓充不满、拉缩、凹坑、碟形等各种特有现象，这些现象是异形截面环件轧制成形规律的客观反映。

Meanarterial blood pressure, along with microcirculatory variablesthat included postcapillary venular and arteriolar blood flowvelocity and leukocyte dynamics (number of rolling and adherentleukocytes and individual rolling leukocyte velocities), weremeasured hourly (baseline and at 0–4 h).

随后在电视显微镜下在体观察肠系膜，并每小时测量平均动脉压和微循环变化，包括毛细血管后小静脉和小动脉的血流速率以及白细胞动态。

Based on the rolling test results of five catamaran models with symmetrical demihulls in the smooth water, when the linear and square dampings are considered, the reduced amplitude coefficients and nondimensional rolling added moment of mass inertia are discussed.

根据5条具有对称片体的双体船模型在静水中横摇试验资料，讨论了双体船横摇附连质量惯性矩系数，线性阻尼以及纯平方规律阻尼下的减幅系数与船型参数的关系，并归纳得这些系数的估算表达式。

Based on the rolling test results of five catamaran models with symmetrical demihulls in the smooth water, when the linear and square dampings are considered, the reduced amplitude coefficients and nondimensional rolling added moment of mass inertia are discussed.

根据5条具有对称片体的双体船模型在静水中横摇试验资料，讨论了双体船横摇附连质量惯性矩系数，线性阻尼以及纯平方规律阻尼下的减幅系数与船型参数的关系。

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。