Amicroscope makes thingslook much biggerthan they realy are.The tiny openings are important to help the plant grow.Carbon dioxide, a kind of gasfrom the ar enters the leaf throughthe openings. Carbon dioxide is given off by people and animalswhen they breathe.When plants use carbon dioxide,...
根据“Always carry a microscope with both hands. Hold the arm with one hand, and put the other hand under the base.”可知始终用双手携带显微镜,一只手握住镜臂,另一只手放在底座下面。故选C。 (2)题详解: 细节理解题。根据“Place a few grains of salt on a slide”可知在载物玻璃片上放几粒...
A leaf spring is the most widely used elastic element in automobile suspensions. It is an approximate equal strength steel beam composed of several alloy spring sheets of equal width and unequal length. Its main function is to transmit all forces and moments between ...
The first ScanningElectron Microscopewas initially made by Mafred von Ardenne in 1937 with an aim to surpass the transmission electron Microscope. He used high-resolution power to scan a small raster using a beam of electrons that were focused on the raster. He also aimed at reducing the probl...
(3)Our factory possess complete production lines, all production links from raw materials to finished products are under our own control. (4)We have a strict product quality monitoring system and an effective quality assurance system to ensure the quality...
a焊点在电子显微镜下观察第一焊点完好 The spot observes the first spot under the electron microscope to be complete [translate] a心碎了还能补吗 Brokenhearted has also been able to make up [translate] aIn the event of component failure, it is very important to replace with equipment equivalent to...
(3)Our factory possess complete production lines, all production links from raw materials to finished products are under our own control. (4)We have a strict product quality monitoring system and an effec...
The cultures of fungal micro-flora were grown on two media, potato dextrose agar (PDA), and malt extract agar (MEA) followed by incubation for one week. The resulting colonies were observed under a microscope and identified based on morphological characters. Predominant fungal ...
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Lysine succinylation, an important protein posttranslational modification (PTM), is widespread and conservative. The regulatory functions of succinylation in leaf color has been reported. The chimeric leaves of Ananas comosus var. bracteatus are composed