1) lamination
[英][,læmi'neiʃən] [美][,læmə'neʃən]
叠合叠片迭合
2) laminated rivet joint
叠片铆合
3) pieces construction beam
分片叠合梁
1.
The force distribution function is assumed , the inertia moment of discrete of pieces construction beam in axis direction and the discrete deformation numerical value of the roll in axis direction are determined , the deformation is calculated by the variable moment of inertia with the method of digital repeated.
分析了分片叠合梁式张力检测辊中心轴及叠合片结构,设定了其间的压力分布函数,确定了叠合片结构沿轴向离散的截面惯性矩和检测辊沿轴向的离散变形值,测试结果证明这种方法是正确的,且为叠合片梁的变形计算开辟了一条新途径。
4) stack of laminations
叠片组合件
5) dimerization
[,daiməri'zeiʃən]
叠合
1.
By analyzing and characterizing the deactivated catalyst,it was found that the contaminations of the dimerization-etherification catalyst from metal cations and basic nitrates were the main factor of the catalyst deactivation.
通过对失活催化剂的分析表征确定金属离子和碱性氮化物的污染是引起叠合醚化催化剂失活的重要原因。
2.
This route is carried out in two steps; selective dimerization of isobutene (from C4 steams) to form di-isobutene, and hydrogenation to form saturated product isooctane.
异丁烯叠合-加氢可获得高辛烷值的异辛烷,是生产烷基化油的新途径,被称为间接烷基化技术。
6) polymerization
[英][,pɔlimərai'zeiʃən] [美][,pɑlɪməraɪ'zeʃən]
叠合
1.
The olefin-reducing performance of the developed catalyst is investigated on a continuous-flow fixed-bed reactor with FCC naphtha as feedstock, and the impact of process conditions on olefin reduction by polymerization is studied.
在实验室小型连续流动式固定床反应器上,以催化裂化汽油为原料,考察了所研制催化剂的降烯烃性能,探讨了工艺条件对叠合降烯烃的影响,结果表明,M-A/γ-Al2O3催化剂具有很高的活性、稳定性和选择性。
2.
This paper presents a combined technology for mixed C 4 olefin polymerization via prereactor and catalytic distillation reactor.
介绍了一种混合碳四烯烃叠合利用的预反和催化蒸馏组合技术,该技术以酸性阳离子交换树脂为催化剂,可以将混合碳四烯烃中的95%以上的异丁烯叠合反应生成二异丁烯和异辛烯,且部分正丁烯也参与二聚或共聚。
补充资料：叠梁闸门
叠梁闸门
stop log gate
根插入门槽以封闭水道孔口的闸门，也称插板(见图)。制造叠梁闸门的材料有木材、钢材和钢筋混凝土等，目前多半用在中小型水工建筑物上作为检修闸门。叠梁闸门构造简单，制作方便，但接缝较多，漏水量较大，操作也较麻烦。20世纪70年代发展了一种浮式叠梁闸门，是四周密封的箱形梁，可利用浮力减少门重，在水面上利用挂钩梁操作，较为方便。(夏念凌)叠梁闸门d ieliang zhamen叠梁闸门(stop109 gate)由若干根独立的横梁逐
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条