研究发现，虽然引发剂在聚己内酯二醇中只占3%-4.5%，但它较大地影响聚氨酯的性能。
It was found that though the initiators were only about 3%-4.5% of the mass of polycaprolactone, they markedly affected the properties of the polyurethane.
结论该工艺可以较好地富集蟾皮总二烯内酯。
ConclusionThe processing technology can be used to enrich total bufadienolides from the skin of toad.
第二代大环内酯类抗生素具有良好的抗菌活性和酸稳定性，但是目前耐药性问题成为当务之急。
The second generation macrolide antibiotics has the satisfactory antibacterial activity and the stability in acid. But the tolerance has been the urgent problem.
以聚己内酯、1,4 -丁二醇和MDI等原料合成的鞋用聚氨酯胶粘剂，具有结晶度高、结晶速度快、内聚强度大等特点。
Polyurethane adhesive is made of 1, 4-bdo, MDI and polycaprolactone glycol which is high crystallinity, very high crystallization velocity and large cohesive strength.
采用本实验确定的工艺，制得蟾皮总二烯内酯含量为53.90%，收率为0.23%。
The content of total bufadienolides was 53.90%, the extracting rate was 0.23%.
第一部分讨论了DL-蛋氨酸及其衍生物的化学合成，包括丙烯醛法、丙二酸酯法，氨基内酯法等，并着重介绍了海因法。
In the first part, chemical synthesis, including by acraldehyde, malonic ester, ami no lactone and others were discussed and synthesis by hydantoin was emphasized.
平均随访5年以上，三名应用洛沙坦的患者以及22名应用螺内酯的患者出现了二型糖尿病。
At a mean follow-up of slightly more than 5 years, 3 losartan patients and 22 spironolactone patients had developed type 2 diabetes.
本试验采用二次正交旋转组合设计对氮、磷、钾、硫、柠檬酸、油菜素内酯进行分析。
The Quadratic-Orthogonal-Rotation-Combination is used to analysis the effect of Nitrogen, Phosphate, Kainite, Sulphur, Lemon acid and BR in this study.
处理过的荆芥油可用于产生氢化荆芥油，其富含驱虫剂-二氢荆芥内酯。
The treated catmint oil can be used for the production of hydrogenated catmint oil, which is enriched in the insect repellent, dihydronepetalactone.
处理过的荆芥油可用于产生氢化荆芥油，其富含驱虫剂-二氢荆芥内酯。
The treated catmint oil can be used for the production of hydrogenated catmint oil, which is enriched in the insect repellent, dihydronepetalactone.
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