studied的例句大全

He studied surveying at college.

他在大学学的是勘测.

Her cheek near his sleeve, she studied a dozen village pictures.

她仔细地瞧着那十来张村景照片,她的脸颊几乎低到他的衣袖.

Of all the economically import plants, palms have been the least studied.

在所有的重要经济作物中, 棕榈是最不值得研究的.

In the ? paper , the structure and properties of ESC ? 27 Si 2 Mn 2 Ni 2 CrMo for large? dia column teeth drilling body are studied.

研究了电渣 熔铸 大柱齿钎体用27Si2Mn2Ni2CrMo钢的组织与性能.

Coating of sodium silicate alumina clay for aluminium alloy casting in green sand mold is studied.

试验研究了应用于湿砂型铝合金铸件的以水玻璃为基、铝钒土为耐火填料的徐料.

The application of magnetic seeding separation process in refining kaolinite containing coal has been studied.

本文较详细介绍了磁种分离技术在煤系高岭土这一新领域的应用研究.

The N distribution and cycle in on Alpine Meadow Ecosystem by a compartment model was studied.

应用分室模型,研究了高寒草甸(矮嵩草草甸)生态系统中氮素的分布与循环.

In this study, the extraction and purification of collagen from Sipunculidae were studied.

本实验研究了水生环节动物星虫胶原蛋白的提取及纯化方法.

The properties of red pigment obtained from a strain G-bacterium, whose genus identified and isolated from seed purification of Lactarius deliciosus Gray sporocarp tissue culture, were studied in this paper.

为探明一株G-短杆菌红色素的应用价值，对自松乳菇子实体中分离的该G-红色细菌种属与红色素特性进行了研究。

The effects of temperature, humidity and photoperiod on the development of citrus red spider mite ( Panonychus citri McGregor) were studied by means of orthogonal method in laboratory.

本文应用正交实验设计法观察了温度、湿度和光照条件对桔全爪螨生长和发育的影响。

The characteristics and treatment mechanism of mine water with high concentration of iron and manganese were studied with mine water produced in Jiukuang and Siwan in Hebi Coal Industry Group Co.

以鹤壁煤业集团九矿和寺湾矿矿井水为例，对高铁高锰矿井水的水质特征及其净化机制进行了研究。

Effect of ethanol concentration on the soil invertase activity and effect of different substrate ( saccharose) concentrations on the relationship between invertase activity and ethanol were studied.

研究了不同浓度乙醇对土壤转化酶活性的影响以及不同底物（蔗糖）浓度对乙醇与转化酶活性关系的影响。

Suitable conditions of application, rainwater balance calculation and rainfall runoff intensity of undersoil are key issues in rainwater utilization engineering which are studied along with compiling Code of Design and Practice for Rainwater Utilization in Buildings and Sub-districts.

雨水利用工程的适用条件、水量平衡计算、下垫面径流系数的确定等是《建筑与小区雨水利用工程技术规范》编制中需要解决的关键技术。

Bacterial quantity and component changes around rhizosphere of common dayflower ( Commelina communis) were comparatively studied which were cultured under eutrophic water of different degree using mono-carbon source media by means of ERIC-PCR methods.

用单一碳源培养结合ERIC-PCR的方法，比较研究了不同程度富营养水中鸭跖草根系细菌数量和组成的变化。

The biology of dayflower, including dormancy characteristic, emergence law, root-regeneration ability of the whole plant and branch in different soil moisture, were studied.

探讨了鸭跖草的休眠特性和田间发生规律以及不同土壤含水量下植株地上部和分枝的再次生根能力，为科学、有效地防治鸭跖草提供生物学理论依据。

The effects of different soil water content, depth of sowing and dose of fomesafen on dayflower emergence were studied.

通过提供不同外界环境条件的方法，研究了土壤含水量、播种深度及除草剂虎威对鸭跖草出苗的影响。

The test had studied the proper time and method of controlling dayflower.

本试验讨论了鸭跖草防除的时期和方法。

The characteristics of the two-dimensional echogram, the color Doppler energy and pulsed-wave Doppler ultrasound were studied.

观察分析其二维声像图、彩色能量图及脉冲多普勒频谱特征。

To obtain low sidelobe level, tolerance analysis is applied to the antenna array composed by DAUs and the relationship between DAU features and surface planeness error are studied.

为了确保天线低副瓣指标，需要对由DAU拼装形成的天线阵面进行平面度误差分析，并寻求基本拼装单元DAU结构要素与阵面平面度误差之间的联系。

The solvent extraction severity for deasphalting of VR in DACC technology ( a combination process of VR solvent deasphalting, ammonia from asphalt and DAO catalytic cracking) was studied.

前言：研究了“溶剂脱沥青-沥青制氨-催化裂化组合工艺”脱沥青的抽提深度。