查询词典 hexamethylene-tetramine

Under these conditions, the selectivity of hexamethylene alkyl was nearl y 1 00%and the yield was about 33.28%.

试验考察了该催化剂的稳定性，结果表明，在360 h内，其催化活性没有显著变化。

But I looked that not the clear this world, I will be joyful a spot, must cross tomorrow from the hexamethylene, I am willing to return the zero point, I am willing to be able to hear your happy 10,000 years.

可是我看不清楚这世界，我会快乐一点，要自己撑过明天，我愿意退回原点，我愿意能听见你幸福一万年。

To further investigate whether cyclin A played as a key molecular in cell proliferation, HL-60 cells were exposed to different concentrations of hexamethylene bisacetamide.

为了进一步研究cyclin A在白血病细胞增殖中的作用，用在体内、体外均有抗肿瘤作用的六亚甲基二乙酰胺在体外抑制白血病细胞系HL-60增殖，并诱导其分化。

Hexamethylene diisocyanate may be used in prepolymer, in place of TDI

六亚甲基二异氰酸酯可用在预聚物中代替甲苯二异氰酸酯〔TDI〕。

Hexamethylene diisocysnate may be used in prepolymer, in place of TD I.

六亚甲基二异氰酸酯可用在预聚物中代替甲苯二异氰酸酯〔toi〕。

To further investigate their roles in cell proliferation apoptosis and differentiation, three human leukemia cell lines (K562, U937 and HL60) exposed to various concentration of hexamethylene bisacetamide, a potent inducer of differentiation of transformed cells both in vivo and in vitro, were used as an in vitro model for the study of cell proliferation, differentiation and apoptosis.

为了进一步研究cyclin A和p21在白血病细胞增殖，分化，凋亡中的作用，我们用在体内，外均有抗肿瘤作用的药物六亚甲基二乙酰胺在体外抑制白血病细胞株K562，U937和HL60增殖，诱导其分化，成功地建立了与药物干预浓度呈剂量-效应关系的，具有不同增殖，分化，凋亡状况的实验细胞模型。

Lignin based polyurethane films were prepared by solution casting from hydroxypropyl lignin derivatives and hexamethylene diisocyanate or toluene diisocyanate.

以羟丙基化木素和甲苯二异氰酸酯或六亚甲基二异氰酸酯为原料，采用溶液流延法制备了聚氨酯。

Using 60% high concentrated Sb2O5/H2O colloid as a raw material, a method for preparation of flame retardant Sb2O5 hexamethylene ketone colloid was studied.

胶态Sb2O5是锑深加工产品，具有优良的阻燃性能，是锑系阻燃剂中最好的一个品种，也是近年来日、美系阻燃剂中发展较快的一个品种[1～2]。

The pre-polymer of latic acid and glycerine was reacted with hexamethylene diisocyanate and degradable cross-linking polyucethane network material was prepared.

提出了开发可降解高分子材料这一热门课题是从根本上解决白色污染的主要途径。

Four kinds of systematic solvents: hexamethylene, chloroform, alcohol and water were applied to extract the different components orderly from Maca, and the finger print spectra of the components were measured and analyzed by virtue of the two indexes.

测定了内蒙、甘肃、新疆的十种甘草的系统三溶剂氯仿、无水乙醇和水提取物的三维紫外指纹图谱、HPLC指纹图谱、红外指纹图谱，进行了共有峰率和变异峰率分析。

Now, however, all children continue in "comprehensive" schools, and the eleven-plus determines which courses of study the child will follow.

然而现在，所有的孩子都要在综合学校继续学习，所以这次考试只是决定他们将要学习哪些课程。

Cultivatable land , and led to a general recognition that development must not be carried at the cost of agriculture .

城区的迅速扩大在很多情况下侵占了宝贵的可耕地，使人们普遍认识到发展不能以牺牲农业为代价。