顯微磨片 的英文怎麼說
中文拼音 [xiǎnwéimópiān]
顯微磨片
英文
microsection-
The interpretability of four kinds of ageing materials are as follows : sectioned dorsal fin spine > sectioned lapillus > scale > vertebra. sectioned dorsal fin spine is the best material in ageing of the fish less than eight years. as for the fish elder than eight years sectioned lapillus is the reliable ageing material that had more annulus readings than scale, dorsal fine spine and vertebra
對8齡以下個體,用背鰭條磨片鑒定年齡效果最佳;對8齡以上個體,臀鱗、背鰭條磨片和脊椎骨上的年輪計數明顯低於微耳石磨片,微耳石磨片上的年輪計數最高,是高齡青海湖裸鯉可靠的年齡鑒定材料。The results show that small cr addition in steel can decrease the lamellar spacing of pearlite, and markedly increase strength and hardness with almost the same ductility and toughness, and accordingly improve wear and shelling - resistance of wheel steel
實驗結果顯示,加入微量的鉻,可以細化珠光體的片層間距,在保持韌塑性基本不變的情況下,顯著增加材料的強度和硬度,從而提高車輪鋼的耐磨性和抗剝離性能。3. the diamond segment wear process was analyzed by testing the weight of segment before and after sawing. the patterns of wear and breakage of diamond grits and bond wear mechanism of the blade were analyzed based on the observation on the working surface of the saw blade by stereo microscope and scanning electronic microscope
採用稱重法測量鋸切過程鋸片節塊磨損量,並通過計算磨削比,分析了混凝土鋸切過程金剛石節塊的磨損特性及其影響因素,並採用sem和體視顯微鏡觀察節塊不同部位工作表面和金剛石的磨損破壞情況,研究了金剛石磨損破壞的主要形式和胎體材料的磨損形態。Powder metallurgy method was used to produce bn / cnts contained al - based alloys. bn / cnts and al powder were mixed by ball milling, and then pressed at 1gpa to disks. the pellets were heated at 700, 800, 900 respectively for 1 hour in inert gases
採用粉末冶金的方法,將鋁粉與bn粉和(或)碳納米管在惰性氣體保護下球磨,然後將粉末在1gpa下壓片,在惰性氣體保護下分別在600 , 700 , 800 , 900燒結1小時,產物經xrd , dta ( differentialthermalanalysis ) ,並測量顯微維氏硬度。分享友人