查询词典 Sonchus

In an attempt to provide a better understanding of the diversity, evolution and spread of geminiviruses in China, 32 samples showing typical geminivirus symptoms were collected from papaya, tomato, tobacco, Euphorbia pulcherrima, Sonchus oleraceus Linn and Ageratum conyzoides in Guangxi province.

为了明确双生病毒的发生、分布与传播，我们从广西番木瓜、番茄、烟草、一品红、苦苣菜及胜红蓟上采集了32个具有双生病毒典型症状的样品并对病毒进行了分子检测与鉴定。

If a belt breaks, can initiate other belt sonchus asper to get down continually, therefore in 1956 Germany started the stepless chain drive research, has produced 20 many kinds of prototypes to 1987, the various countries regards it for the self-shifting transmission technology brand-new way.

如一根带断，就会引发其他带连续断下去，故1956年德国开始了无级链传动的研究，到1987年已生产20多种样机，各国均视其为自动变速技术的崭新途径。

The research indicated that: There were 36G、139Sp and 1Ssp、5var, including 3 new record genera (Bidens、Sonchus、Hieracium)and 31 new record species and 1 varErigeron allochrous Botsch.、L. macrophylla (Ledeb. DC.、Tragopogon pratensis L. etcof Chinese Pamirs.

研究表明：该区共有菊科植物36属、139种及1亚种和5变种，发现中国帕米尔新纪录属3个(鬼针草属、苦苣菜属、山柳菊属)、以及31个新纪录种和1个变种(异色飞蓬、大叶橐吾、草原婆罗门参等等)。

At the end the resource was apprasied and classfied. The research indicated that: There were 36G、139Sp and 1Ssp、5var, including 3 new record genera (Bidens、Sonchus、Hieracium)and 31 new record species and 1 varErigeron allochrous Botsch.、L. macrophylla (Ledeb. DC.、Tragopogon pratensis L. etcof Chinese Pamirs.

研究表明：该区共有菊科植物36属、139种及1亚种和5变种，发现中国帕米尔新纪录属3个(鬼针草属、苦苣菜属、山柳菊属)、以及31个新纪录种和1个变种(异色飞蓬、大叶橐吾、草原婆罗门参等等)。

Objective: Study on the components of the essential oil from Sonchus brachyotus DC.

目的：鉴定长裂苦苣菜挥发油的化学成分。

Extract of Sonchus oleraceus can prolong formation time of carotid artery thrombosis, anti-myocardial ischemia and then protect cardiovascular.

苦苣提取物3.2g/kg和1.6g/kg对由垂体后叶素所致冠状动脉痉挛引起的大鼠急性心肌缺血具有明显的拮抗作用。

Hack.. Sonchus brachyotus DC.. are dominant weed species.

同时也带来了杂草种类多、危害严重的问题。

METHODS: Several experiments including hypoxia experiment, the survival test of hungry mice, acute myocardial ischemia, and electrical stimulation of thrombosis model in rats were used to evaluate the pharmacy activity of extract of Sonchus oleraceus.

采用常压耐缺氧、饥饿小鼠生存时间、急性心肌缺血模型、电刺激诱发血栓形成模型等实验方法，观察苦苣提取物的心血管药理活性。

The essential oil was extracted by the water streem distillation . And the components of the essential oil from Sonchus brachyotus were identified by GC-MS. Result: 36 components were identified and represented 89.49% of the peak of the essential oil.

采用水蒸气蒸馏法提取长裂苦苣菜挥发油，然后采用气相色谱-质谱联用仪分析和保留指数分析相结合的方法鉴定其挥发油的化学成分，结果：共鉴定出36种成分，所鉴定的组分占挥发油总离子流色谱峰面积的89.49%。

RESULTS: Extract of Sonchus oleraceus markedly prolonged the living time of the fasting, hypoxia experimetal mice, the formation time of carotid artery thrombosis, decreased blood viscosity shear rate (compared with control, P.01), prevent myocardial ischemia caused by hypophysin.

结果：苦苣提取物灌胃给药12.5g/kg和6.3g/kg均能明显增加小鼠常压下耐缺氧存活时间，能够延长饥饿小鼠的生存时间。3.2g/kg可明显降低大鼠血液黏度，延长大鼠体内血栓形成时间。

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。