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Piperine is a kind of alkaloid extracted and refined from pepper fruit utilizing modern biological engineering high technology.

胡椒碱是运用现代生物工程高新技术，由胡椒科植物胡椒果实中提取精制而成的一种植物类生成碱。

The hypothermia and vasodilatory effects of chlorpyrifos were blocked by administration of scopolamine,but not by methylscopolamine.

东莨菪碱可以阻断CHP的降温作用和血管舒张效应，但甲基东莨菪碱对其作用无明显影响。

Dongan gold deposit is a epithermal gold deposit occurring in the strong silicification zone of Late Indosinian alkali feldspar granite and Late Yanshanian fine-grained alkali feldspar granite in the intermediate-acidic volcanic-intrusive rock.

东安金矿床是浅成低温热液型金矿床，赋存于中酸性火山-侵入岩、印支晚期碱长花岗岩和燕山晚期细粒碱长花岗岩脉强硅化蚀变带中，受库尔滨断裂的次级断裂控制。

Results: The staining of VG, HE show that the subepidermal thickness were reduced , the arrange of collagen tended to uni...

结果：兔耳腹侧面增生性瘢痕局部注射苦参碱后，按时间段取材；VG和HE染色显示真皮层明显变薄，成纤维细胞数量明显减少，胶原排列趋于一致；12周后，对照组苦参碱组的增生指数、成纤维细胞数密度、胶原密度分别为3.25±0.89/2.15±0.12，4517.5±879.6/3551.2±234.1，39.89±14.12/28.75±10.87。

The results shows that the degree of leaf succulence of plants grown in high salinity soils at elevation and land far from the seaside is significantly higher than that in the intertidal zone.

结果表明：内地生境条件下绿色盐地碱蓬叶片肉质化程度显著高于海边生境条件下的红色盐地碱蓬。

The sugar chains are usually trisaccharide or tetrasaccharide, and the aglycones are classified into three groups, i.e., solanidane, spirosolane, and other steroidal derivatives.

糖苷生物碱是主要分布于茄科和百合科植物中的糖苷类次级代谢产物，糖链通常由3或4个单糖组成，苷元通常为三类甾体生物碱：茄次碱烷、螺旋甾碱烷和其他甾体衍生物。

After using Oxymartrine and Sophoridine, neuron tumefaction and organelle darnnification could be improved.

结论氧化苦参碱和小剂量槐定碱对脑组织损伤有一定的保护作用。

"The potassic and sodic mantle alkali-rich magma systems" are the integral of all ig-neous rocks that are formed in a short geological period, and include the ultrabasic, basic, inter-mediate and acidic alkali-rich rocks along deep faults.

钾质富碱岩浆岩组成的岩带研究表明，这类岩石普遍富碱和CaO，高钾，富Rb，Sr，Ba和放射性元素Th，U等，Rb/Sr相对较低；稀土元素总量较高，强烈富轻稀土，δEu较小；I_多数介于0。

During the pests happened heavily, field toxicity were experimented to control the larvae of Liriomyza huidobrensis Blanchard with abamectin, veratridine, matrine, pyrethrum+matrine, azadirachtin, chlorpyrifos and imidacloprid.

在南美斑潜蝇发生较重时期，利用阿维菌素EC、苦参碱EC、除虫菊素+苦参碱EC、印楝素EC、毒死蜱EC、吡虫啉WP等8种农药防治大田中的南美斑潜蝇。

Secondly, as to the improvement of cycle life of mercury-free RAM, Calcium zincate, barium zincate and strontium zincate samples were synthesized by a chemical method and used as negative electrode additives in mercury-free RAM for the first time.

其次，在改进无汞可充碱锰电池循环寿命方面，采用化学方法合成了锌酸钙、锌酸钡和锌酸锶样品，首次将其用于无汞可充碱锰电池的负极添加剂。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。