field observer

This research has assessed the scientific inquiry abilities of 178 students from grade three in junior high schools using pencil-and-paper test,worksheet and spot observation in order to study the fairness of different assessment methods for different groups of students.

采用纸笔测验、工作单和现场观察评价178名初三学生的科学探究能力,以研究不同评价方式对不同学生群体的公平性问题。

This research assesses scientific inquiry abilities of 178 students from grade three in junior high schools by using spot observation and worksheet in order to study the alternation of worksheet with spot observation,namely worksheet s validity for the assessment of scientific inquiry abilities.

分别用现场观察和工作单来评价178名初三学生的科学探究能力,以研究工作单对现场观察的替代性,即工作单对科学探究能力评价的有效性。

participant observation

(社会学家与其研究对象共同生活所进行的)现场观察研究

These young scientists have obtained the firsthand material which the research work needs through the spot inspection.

这些青年科学家通过现场观察,获得了研究工作所需的第一手资料.

A STUDY ON THE CORRELATION BETWEEN INFESTATION OF DEMODEX AND ROSACEA--A QUANTITATIVE EPIDEMIOLOGIC CROSS-SECTIONAL FIELD OBSERVATION ON THE RELATIONSHIP BETWEEN INFESTATION WITH DEMODEX HOMINIS AND SOME DERMATOSES OF MAN

人蠕形螨感染与酒渣鼻的关系——蠕形螨流行病学断面定量现场观察

This article reports the major strategies used in designing curricula and provides samples of curricula designed by the research group.

研究资料来源包括研究小组讨论转录资料、学现场观察笔记、案及学生对国文课的描述资料。

The photographer should be a silent observer of a situation.

摄影记者在现场是沉默的观察家。

The Research on Improving the Qualities of the Spectators in the Sports Competition;

提高体育赛事现场观众观察素质的研究

The Experimental Study of IDD Control by Adding Iodine to Local Salt Water

土盐水加碘防治碘缺乏病现场实验观察

Observation of the Site Preventive and Treating Effect on Cockroaches of Vidocq Adhesive Bait to Kill Cockroaches

维多克杀蟑胶饵对蜚蠊现场防治效果观察

Field experimental study of 10% suspension for mosquito-borne disease control Japanese encephalitis

10%杀虫悬浮剂现场防治蚊虫的效果观察

The Efficacy of Observation on Green Leaf Cockroach Paste Bait against Blattella Germanica

绿叶杀蟑胶饵现场防制德国小蠊效果观察

field trip

实地考察,现场考察,出差

Television cameras are used to watch processes in places where it would be difficult or even dangerous for a human to be present, and that, more accurately.

电视摄像机能被用在人们亲临现场有困难甚至危险的地方去观察过程，而且观察更为准确。

This observer did not hear anyone declare the scene safe, the fire out, etc.

观察者没有听到任何人宣布现场已安全、大火已扑灭等。

Evaluation to the Effect of a Paste form Ulation Roach Bait by Laboratorial and Field Tests

拜灭士蟑螂胶饵对德国小蠊实验室及现场杀灭效果观察

Efficacy observation of four kinds of DEET repellents on mosquitoes

4种避蚊胺驱蚊剂型实验室和现场驱蚊效果观察

for a women's sporting event of 76, 000 people.

有76，000名观众到现场观战。

for observation and measurement of optical phenomena.

光学现象的观察和测量。

and I should always find,

只要用心观察，就会发现