The US Marine Corps (USMC) has selected Raytheon Missile Systems to supply a new 120 mm precision munition for its Expeditionary Fire Support System (EFSS) towed mortar platform. The Precision Extended Range Munition (PERM) programme was awarded to Raytheon following a competition against Orbital ...
1989 US Invasion of Panama 1983 US Invasion of Grenada United States of America vs Grenada Grenada, the southernmost island nation in the Grenadines in the Caribbean, is a tropic island known as the spice island thanks to the harvesting of nutmeg. It had been a British colony since 1763, bu...
1918 WWI US Army Provisional drill regulations for trench mortar batteries 6 Newton & the 240mm. chapters II, VI, & VIII 34p 1918 WWI US Army Provisional drill regulations, Anti-aircraft 75 MM gun, semi-fixed mount, model 1915 86p 1918 WWI US Army Provisional infantry training manual, ...
Technique of fire (37-mm. gun, 3-inch trench mortar, and machine gun) ; musketry and combat practice of small units, instruments. IV. Signal Communication. (S. C.)-Signal regulations and technical information needed by officers and enlisted men on signal communication duty of arms other ...
The mortar exposed to NaCl+KOH had a reduced portlandite content only in the outermost sections (0–3 mm), whereas the NaCl-exposed mortar showed a decrease in portlandite content up to depths of 10 mm, which confirmed that the KOH addition was able to limit calcium leaching from the ...
Four protein extracts were prepared by crushing the antennae and the legs of two males and two females (FAant, MAant, FLeg, MLeg) in a mortar under liquid nitrogen with a solution of 6 M Urea/2 M Thiourea in Tris-Cl 50 mM pH 7.4. The protein extracts were centrifuged at 13,000 rp...
A recent study comparing Indiana children in grades 3 through 8 who switched from brick-and-mortar to virtual schooling “experienced large, negative effects in math and [English/language arts] that were sustained across time”.7(p170) Sal Khan, a widely respected innovator in the field of ...
the other half of the bitecore surface was scraped to a depth of 1 mm for DNA analysis. These bitecore surface scrapings were then ground using a pestle and mortar and DNA extracted using the DNeasy Blood and Tissue Kit (QIAGEN, Germany). Our gene amplification protocol is described in su...
Tissues (100 mg) were placed into a precooled mortar to be ground into a powder with liquid nitrogen. The ground stem powder was collected into a precooled 2 mL microcentrifuge tube containing 2 mL RNase-free cetyltrimethylammonium bromide (CTAB) extracting solution, which contained 0.1%...
particularly bees, ants, and wasps, provide a range of ESs including pollination, honey production, pest control, cultural symbolism, and educational value. These services are vital for plant reproduction, food production, and ecosystem functioning in both seasons; there are no differences in species...