相关实验视频

Updated: Feb 11, 2026

Methods for Image-based Surveys of Benthic Macroinvertebrates and Their Habitat Exemplified by the Drop Camera Survey for the Atlantic Sea Scallop
07:43

Methods for Image-based Surveys of Benthic Macroinvertebrates and Their Habitat Exemplified by the Drop Camera Survey for the Atlantic Sea Scallop

Published on: July 2, 2018

10.1K

加强埃塞俄比亚的新生儿科学:从调查数据到系统改进

Corrado Moretti, Camilla Gizzi, Daniele Trevisanuto

    Neonatology
    |February 9, 2026
    PubMed
    概括

    埃塞俄比亚新生儿重症监护室 (NICU) 面临着设备和训练有素人员的严重短缺. 合作干预改善了基础设施和培训,加强了新生儿复苏和呼吸系统护理实践.

    更多相关视频

    Designing a Bioreactor to Improve Data Acquisition and Model Throughput of Engineered Cardiac Tissues12:28

    Designing a Bioreactor to Improve Data Acquisition and Model Throughput of Engineered Cardiac Tissues

    Published on: June 2, 2023

    3.1K
    A Highly Scalable Approach to Perform Ecological Surveys of Selfing Caenorhabditis Nematodes09:10

    A Highly Scalable Approach to Perform Ecological Surveys of Selfing Caenorhabditis Nematodes

    Published on: March 1, 2022

    3.0K

    相关概念视频

    Data Collection by Survey01:07

    Data Collection by Survey

    The systematic method of obtaining and analyzing accurate information of a population is called data collection. A survey is a standard method of data collection that involves collecting information from a target human population about their experience, opinion, or knowledge of a product, service, or process. The responses are recorded and interpreted. The most common survey examples are written questionnaires, face-to-face or telephonic conversations, focus groups, and electronic (e-mail or...
    9.1K
    Surveys02:16

    Surveys

    Often, psychologists develop surveys as a means of gathering data. Surveys are lists of questions to be answered by research participants, and can be delivered as paper-and-pencil questionnaires, administered electronically, or conducted verbally. Generally, the survey itself can be completed in a short time, and the ease of administering a survey makes it easy to collect data from a large number of people.
    17.0K
    Introduction to Surveying, Plane Surveying and Geodetic Surveys01:27

    Introduction to Surveying, Plane Surveying and Geodetic Surveys

    Surveying is the art and science of mapping the earth's surface. It involves measuring distances, angles in horizontal or vertical directions, and levels to understand the shape and size of land features. Surveying techniques are essential for various tasks, such as identifying the levels of a land area with reference to a specific point, and mapping undulations and water bodies.There are two main types of surveying: plane surveys and geodetic surveys. Plane surveys assume the earth is flat,...
    1.1K
    Errors and Mistakes in Surveying01:19

    Errors and Mistakes in Surveying

    Errors and mistakes in surveying refer to inaccuracies in measurements and data recording. The errors are deviations from the actual value caused by human sensory limitations, equipment flaws, or environmental effects. These errors are typically unintentional and can result from the inherent imperfections in the instruments used, atmospheric conditions, or the observer’s inability to perceive exact measurements. On the other hand, mistakes are caused by the surveyor's lack of...
    727
    Types of Surveys01:27

    Types of Surveys

    Surveys are essential for marking property boundaries near water bodies. Different types of surveys are defined, each with its own function. Land surveys mark the property boundaries, while route surveys determine the position of properties on nearby highways. Topographic surveys create maps by capturing the three-dimensional features of the land. Hydrographic surveys focus on the shapes of underwater areas and the movement of streams through the properties. Mine surveys determine the relative...
    372
    Survey Safety01:28

    Survey Safety

    Surveying near highways, rough terrain, or power lines involves significant risks. Working along highways is particularly dangerous and requires the use of warning signs and flagmen. It is safest to avoid working directly on roads and use offsets whenever possible. When highway work is unavoidable, it must follow all safety guidelines. Surveyors should wear bright clothing, such as orange reflective vests, to ensure visibility to motorists, coworkers, and hunters. In construction zones, wearing...
    413