氮化

It specializes in manufacturing of diamond cubic boron nitride grinding wheel with various specifications and the products include diamond resinoid bonded grinding wheel, CBN resinoid bonded grinding wheel, diamond electroplated grinding wheel, diamond bronze grinding wheel, diamond paste, diamond grinding head and tungsten steel lathe tool used for machining of various metals.

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It specializes in manufacturing of diamond cubic boron nitride grinding wheel with various specifications and the products include diamond resinoid bonded grinding wheel, CBN resinoid bonded grinding wheel, diamond electroplated grinding wheel, diamond bronze grinding wheel, diamond paste, diamond grinding head and tungsten steel lathe tool used for machining of various metals.

玻璃磨盘，玻璃钻头，玻璃切割片，玻璃磨边轮我厂技术力量雄厚，设备齐全，工艺精湛，专门生产各种规格的金刚石，立方氮化硼砂轮，产品包括金刚石树脂砂轮，CBN树脂砂轮，金刚石电镀砂轮，金刚石青铜砂轮，金刚石研磨膏，金刚石磨头，和加工各种金属的钨钢车刀http：//www.86wheels.com

The function of shelter ing nitrite from sulfamic acid is compared with that from sodium azidum.

结果表明：海洋监测规范中COD的测定方法不适合于NO－2较高的污染海水，比较了氨基磺酸与叠氮化钠对NO－2的掩蔽效果及测定方法。

Key words摘要: diazotizationcoupling reaction;resonance scattering spectra;nitrite;sulfanilic amide;N,Ndimethyl aniline

重氮化偶联反应；共振散射光谱；亚硝酸根；磺胺；N，N二甲基苯胺

It is prepared through preparing the materials including alpha-silicon nitride crystal whisker, deionized water as solvent, polyethylene imine as dispersant, PVA as adhesive, propylene glycol as plasticizer and ammonium tetramethyl chloride to regulate pH value; mixing; twice ball milling and post-treatment.

所述浆料的制备方法是：加入α-氮化硅晶须，以去离子水为溶剂，以聚乙烯亚胺为分散剂，聚乙烯醇作为粘结剂，丙二醇作为增塑剂；加入四甲基氯化铵来调节料浆的pH值；制备步骤包括配料、混合、两次球磨及后处理工序。

SII9030CTU Pinout: International standard packages JEDEC TO-264 AA, epoxy meet UL 94 V-0, flammability classification miniBLOC, with Aluminium nitride isolation Low RDS HDMOSTM process Rugged polysilicon gate cell structure Unclamped Inductive Switching rated Low package inductance Fast intrinsic Rectifier

SII9030CTU引脚说明：封装符合JEDEC国际标准的TO - 264机管局，环氧树脂符合UL 94 V - 0级，易燃性分类miniBLOC，与氮化铝隔离低的RDSHDMOSTM过程中细胞结构坚固的多晶硅栅极钳位感应开关的额定低封装电感快速内在整流器

An elastic checking criterion was proposed and carried out to screen out unelastic microbridge samples.

用微机械悬桥法研究低应力氮化硅薄膜的力学性能。

Wear experimental results showed that the wear rate of Ta+C-implanted steelwas increased and the friction coefficient dropped significantly compared with that of unimplanted H13 steel.

但当模具温度超过400 ℃时，工件铝材表面就会形成坚硬的Al2O3，而模具氮化表面将形成疏松而容易发生点腐蚀的氧化铁，从而导致模具在预热阶段就开始腐蚀，加上Al2O3引起的严重磨损，模具承载表面会过早和突然破损。

The hinge pins that the arms and uprights pivot on are all now titanium nitride coated to improve efficiency and make them stronger.

铰链销，该武器和uprights枢轴，都是现在氮化钛涂层，以提高效率，使他们增强。

Monodispersed and high density nanocrystalline GaN particles were in-situ synthesized in silica xerogel by a sol-gel method.

采用溶胶凝胶方法制备了高密度、单分散的氮化镓量子点/二氧化硅干凝胶复合材料。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。