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Some genetic bases underlye the plant somaclonal variation, which can be integratively determined and identified at morphological, cytological, biochemical and molecular biological levels.

植物体细胞无性系变异的发生有其遗传学基础，可从形态学、细胞学、生物化学和分子生物学等多个方面对其进行综合检测和鉴定。

Bases on its present operation condition and produt type (now can produce 90＃,93＃ unlead gasoline), to fit this developement trend. Jinzhou petrochemical company by using existing products, processing distilition, facilities Jinzhou petrochemical company properly reforms the technology, and produced 97＃ unlead gasoline in civil. In 1998, it totally produced and sold 72 353 tons 97＃ unlead gasoline, created 6.9×106 Yuan economic benifit, increased product types, filled in the gap in civil and satisfied the demand of overseas markets.

为了适应这一发展趋势，锦州石化公司根据其目前的实际生产情况和产品的种类(目前可生产90＃、93＃无铅汽油)，利用现有的产品、工艺馏程、设备，进行适当的技术改造，调和生产出97＃无铅汽油，并在国内第一家形成了97＃无铅汽油的工业生产能力，1998年共生产、销售97＃无铅汽油72 353 t，创造了6.90×106元的经济效益。

As the potential technique to reduce greenhouse effect, geological sequestration of CO2 in deep unminable coal seams is competent for storage of CO2 released during the forthcoming 26 to 46 years in China, especially in those coal energy bases in North China.

在我国，深部不可开采煤层处置CO2显示了巨大的潜力，可以处置26~46年的CO2排放量，尤其在华北煤炭能源基地具有良好的应用前景。

On the ground of analysis of some flaws of recent studies on unsignalized intersection,the paper bases on the gap acceptance theory ,sets up the waiting delay formula of mixed traffic flow composed of two representative types of vehicles at an unsignalized intersection,then analyzes the relation be.

本文在分析了目前无信号交叉口延误研究方法存在某些不足的基础之上，以可接受间隙理论为基础，建立了无信号交叉口大小两种车型构成的次要车流的等待延误公式。

A computing device (100) including a wireless packet data communications modem (101) used in conjunction with a computer (103) to provide untethered access to data bases and other computer users.

一种计算设备（100），包括与计算机（103）结合使用的无线分组数据通信调制解调器（101），提供不受限制地接入数据库和其它计算机用户。

Objective To establish a HPLC method for simultaneous determination of oleanolic acid and ursolic acid in Erzhi pill and provide some bases for its quality control.

目的 建立高效液相色谱同时测定二至丸中齐墩果酸和熊果酸含量的方法，为二至丸的质量控制提供科学依据。

In peripheral blood,〓increases, so cause 〓 balance is broken, and 〓 which can induce inflammatory reaction increases obviously too; meanwhile, there are immuno- function change in the red cells, the RBC-〓 receptor rosette promoting rate of serum decrease, indicate this uveitic animal model have both cellular immunity dysfunction induced by T cells and the changes of RBC immuno-function. The analysis of the local and systemic immuno-function changes of uveitic animal model offers objective theoretical bases for combining the local treatment and the systemic treatment.

葡萄膜炎兔房水中房水中〓及IL-2均升高，病变葡萄膜组织中T细胞表面分化抗原的免疫组化检查显示大量阳性细胞，表明兔葡萄膜组织本身存在着免疫功能亢进所导致的病理改变，而外周血中〓增高，导致〓平衡失调，介导炎症反应的〓亦明显增高，同时伴有红细胞免疫功能改变，外周血中RBC-〓受体花环率及血清中RBC-〓受体花环促进率均降低，显示葡萄膜炎兔本身既存在T细胞介导的细胞免疫反应功能紊乱，也存在红细胞免疫功能改变，这种局部和全身的免疫功能改变分析为葡萄膜炎的治疗局部和全身相结合提供了客观的理论依据。

The status and characateristics of students' mental health in Hubei higher vacational colleges were studied to provide references on practical bases for education guidance.

调查研究湖北省高职大学生心理健康状况及特点，为全省高职院校心理健康教育指导工作提供可参考的实践依据。

Its vaned and richful contents provide bases and materials for studying women's feeling during Qin-Han period.

它内容的多样和丰富为后人研究秦汉时期的婚恋提供了依据和材料。

Bases: Pink of titanium white of rice of natural pearl powder, olive oil, glossy ganoderma, vitaminic, accept.

首要成分：天然珍珠粉、橄榄油、灵芝、维他命、纳米钛白粉等。

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。