碱的

A bitter-tasting crystalline alkaloid, C29H40N2O4, derived from ipecac root and used in the treatment of amebiasis and as an emetic.

依米丁，吐根碱一种苦味的结晶碱，c29h40n2o4，由吐根的根提取而来并用来治疗阿米巴病以及用作催吐剂

And using basic magnesium carbonate by synthesizing as raw materials, the condition of calcining magnesium oxide was studied in this paper.

文中探讨了制备碱式碳酸镁的工艺条件并进行了优化，研究了利用自制碱式碳酸镁产品烧制氧化镁的过程。

Those formed during the flare-up period, i.e., the Pana Formation, however, show significant geochemical variations from low-K tholeiitic through calc-alkaline to shoshonitic compositions coupled with increasing enrichment in LREEs. Therefore, the volcanic successions are divided into four suites, namely, calc-alkaline suite, low-K suite, high-REE suite and shoshonitic suite.

在大喷发时期产生的火山岩最不均质，组成从低钾拉斑质、钙碱质变化到钾玄质，并且呈现不同程度的轻稀土元素富集，我们据此可将本期林子宗火山岩区分为钙碱质系列（calc-alkaline suite）、低钾系列（low-K suite）、高稀土系列（high-REE suite）和钾玄系列四类。

This paper detailed the method research of EIA for papaverine by using of the papaverine antibody and the conjugation of papaverine-HRP prepared in the former paper.

利用前文制备获得的特异性抗罂粟碱免疫球蛋白 [1] 和罂粟碱-辣根过氧化物酶结合物 [2 ] ，进行ELISA检测Pap的方法学研究。

AIM: To investigate the antinociceptive effect of anticholinesterase agent physostigmine at different postoperative time, and the interaction of intravenous physostigmine with intrathecal morphine in rats.

目的：观察在术后不同阶段静脉注射胆碱酯酶抑制剂毒扁豆碱对鼠痛阈的影响，以及静注毒扁豆碱和蛛网膜下腔注射吗啡的药物相互作用。

Saunderson W E%Mackinlay J Changes in body weight-composition and hepatic enzyme activities in response to dietary methionine,betaine,and choline levels in growing chickens British Journal of Nutrition , 1990,null

周建鸿 强化L-肉碱对幼鼠生长和脂肪代谢的影响 10.3321/j.issn：0512-7955.1996.02.001 营养学报， 1996，(02)邹晓庭%卢建军甜菜碱调控蛋鸡脂肪代谢的机理研究 10.3321/j.issn：0578-1752.2002.03.018 中国农业科学， 2002，03

Foam equipment used for sea slug and water quality should be clean, not contaminated with oil, alkali and other debris easily contaminated, because sea cucumbers case of oil and alkali could easily lead to rot.

泡发海参所用的器具和水质要洁净，不能沾油、碱和其它易污染的杂物，因海参遇油和碱易造成腐烂。

Deep ultramafic xenolith is discovered in alkali-rich porphyry at Liuhe village, Heqing County, Yunnan Province.

云南省鹤庆县六合乡富碱斑岩体中的超镁铁深源岩石包体，对于研究富碱斑岩岩浆的起源和演化及其成岩成矿作用具有重要意义。

Effects of alkali concentration, extraction temperature, ratio of solid to liquid and extraction time on yields of xylan were analyzed.

以稻壳为原料，采用制备综纤维素再碱提取的方法，分析了不同碱溶液浓度、温度、固液比和时间对稻壳半纤维素中多戊糖得率的影响。

The cords are circular cord braidor with abraid surround ,which made of E-glass or C-glass bulk yarn ,it is an ideal for sealings.insalation and underl and aeals ,and for insulation thermal and electrical ducting.

玻璃纤维膨体编绳：本产品采用无碱或中碱玻璃纤维膨体纱编织成圆形或在四周围编织成的绳。它是理想的嵌缝料。绝缘材料，密封衬果，绝热材料和电缆导管。

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。