Results 81 to 90 of about 66,367 (163)

Development of the optimal control system of slewing and trolley movement mechanisms of a tower crane

Engineering, 2020
V. Loveikin, Y. Romasevych, D. Mushtyn
openaire   +2 more sources

The versatility of a truss mounted mobile transporter for in-space construction [PDF]

The Mobile Transporter (MT) evolution from early erectable structures assembly activities is detailed. The MT operational features which are required to support astronauts performing on-orbit structure construction or spacecraft assembly functions are ...
Bush, Harold G., Heard, Walter L., Jr., Lake, Mark S., Watson, Judith J.   +3 more
core   +1 more source

AviaTAD-LGH: A Multi-Task Spatio-Temporal Action Detector with Lightweight Gradient Harmonization for Real-Time Avian Behavior Monitoring. [PDF]

Sensors (Basel)
Xie Z, Jian H, Yang W, Fu M, Peng W, Eichhorn MP, Crego RD, Ning X, Du J, Wang H.   +9 more
europepmc   +1 more source

Fostering cultural sustainability and student wellbeing: an embodied practice of teacher support in bilingual Tai Chi. [PDF]

Front Psychol
Li L, Fan Q.
europepmc   +1 more source

MINIMIZATION OF THE DRIVE TORQUE OF THE TROLLEY MOVEMENT MECHANISM DURING TOWER CRANE STEADY SLEWING

Journal of Theoretical and Applied Mechanics, 2023
openaire   +1 more source

Structure and dynamics of a multidomain nitric oxide synthase regulated by a C2 domain. [PDF]

Sci Adv
Nair D, Crane BR.
europepmc   +1 more source

Brake lock mechanism for the two axis pointing system [PDF]

Six months prior to shipment of the Broadband X-ray Telescope to the Kennedy Space Center for flight aboard the Space Shuttle Columbia, a major system failure occurred.
Clark, Mike, Mignosa, Larry, Posey, Alan
core   +1 more source

Research on the mechanism of walking error in large-span sludge scraper. [PDF]

Sci Rep
Wang Y, Jiang R.
europepmc   +1 more source

Enhancing psychological well-being through embodied bilingual teaching: the mediating role of basic psychological needs and learning motivation. [PDF]

BMC Psychol
Li L, Yeonhee S, Fan Q.
europepmc   +1 more source

Design of internal support structures for an inflatable lunar habitat [PDF]

NASA has a long range goal of constructing a fully equipped, manned lunar outpost on the near side of the moon by the year 2015. The proposed outpost includes an inflatable lunar habitat to support crews during missions longer that 12 months.
Cameron, Elizabeth A., Duston, John A., Lee, David D.   +2 more
core   +1 more source