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Purpose: Be opposite to observe glue of different composition shoe the acute noxiousness action of small white rat.

目的:为观察不同成分鞋胶对小白鼠的急性毒性作用。

In order to reduce the lead dust which overswing out of the high temperature lead pot and meet the national minimum requirement, the liquid metal alloy was used as protective covering, different composition of Cu-Al alloy were studied. Its liquidity, oxidation resistance and leak tightness performances of these two types of Cu-Al alloy were studied.

为了将从高温铅浴炉中逸出的铅尘控制在允许的范围内,用液态金属合金作为覆盖剂,通过模拟实验验证其可行性,进而对不同成分配比的Cu-Al合金从流动性、抗氧化性以及对铅蒸汽的密封性等方面进行了研究。

Planck constant and spin quantum number are calculated by the spacing of the twin line.These have high precision compared with theory value. sodium atomic spectra ; fine structure constant α; spin quantum number s

文献[2]用双光栅单色仪取代平面光栅摄谱仪研究钠原子光谱,能明显观察到谱线双重结构不同成分间的强度比

Regression model and correlation of degradability between CP and OM in rumen were obtained.

饲料不同成分在瘤胃内的降解率存在显著的相关和回归关系,饲料有机物和粗蛋白在瘤胃的降解与饲料中ADF的含量存在显著相关和回归关系。

With the method of orthogonal experiment, nine kinds of Mg-Nd-Gd-Zn-Zr magnesium alloys with different composition were prepared by sand casting.

中文摘要:采用正交试验方法,通过砂型铸造制备9种不同成分的Mg-Nd-Gd-Zn-Zr系镁合金。

Microstructures of the alloys were observed and studied by means of optical microscope, SEM , XRD and so on.

此外,针对这两种不同成分的合金,测试了合金的耐腐蚀性能。

A detailed thermomagnetic analysis was carried out on a number of alloys along a tie-line in the two-phase region of the Fe-Ni-Al ternary system.

用热磁分析方法较仔细地观测了Fe-Ni-Al三元系合金沿β+β′两相区内某一结线上的几个不同成分的合金样品。

A detailed thermomagnetic analysis was carried out on a number of alloy s along a tie-line in the two-phase region of the Fe-Ni-Al ternary system.

用热磁分析方法较仔细地观测了Fe-Ni-Al三元系合金沿β+β′两相区内某一结线上的几个不同成分的合金样品。

Methods: Effect of SKI, a herbal preparation for lowering adverse Qi, despelling turbidness, supplementing Qi and activating circulation, and Benazepril were observed by cultured glomerular mesangial cell technique in vitro.

采用体外培养的人肾小球系膜细胞技术,观察具有降逆泄浊、益气活血功效的中药肾康注射液及苯那普利对ECM不同成分的影响。

The influence of rhizosphere medicine in different components and application methods on the survival rate, height, DBH, relative turgidity of bark, morbidity, contagious index and tree capacitance of Populus hopeiensis were studied.

研究了不同成分配比的根际微生态保健剂在拌土和蘸根两种施用方式下,对河北杨造林成活率、树高、胸径、树皮相对膨胀度、烂皮病发病率、感病指数以及树体电容的影响。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力