chromium造句
121. ACQ does not contain arsenic or chromium and its application also provides a clean paintable surface.
122. The relector shall have a high quality chromium plating and adequate seal to the glass.
123. Sodium dichromate dihydrate is an inorganic compound containing hexavalent chromium that was used in the NTP studies.
124. Traditional hard chromium plating technology has some disadvantages such as environment pollution and performance deficiency of the chromium plating.
125. The steel member is chromium plated on those surfaces with which the seal interacts.
126. The effect of SST103 quenching medium on hardness distribution and cracking character of low chromium semi-steel were studied.
127. The mirror heads are made from a high grade chromium steel with?chrome plated brass telescoping handles.
128. High chromium white iron grey iron bimetal in EPC V process has been investigated.
129. Movable table guide track is plating chromium steel balls structure, exact and durable.
130. The plating parameters determine the quality and corrosion - resistance of chromium plating layers of piston rods.
131. A new decorative chromium plating process for aluminium substrate is described with formulas given.
132. Formed nickel ferrochrome cobalt at present through improving black, iron chromium cobaltic manganese is black wait for new breed, because this shows scene more sterling with stability.
133. Chromium is widely distributed in nature, organisms mainly trivalent form of chromium.
134. The bimetal composites were produced by combining the high chromium and steel.
135. These setups frequently use Chromium for accelerated 3-D displays of complex datasets involving identical hardware on the client nodes and dedicated machine setups.
136. The technology of chromium plating on Al - Si alloy was studied.
137. Acidophilic thiobacillus for biological chromium removal was a simple, high efficient, and economical process, which realized a new technology for innocuous treatment of tannery sludge.
138. Self-lubricating wear resistant coating is prepared by plasma spraying using chromium carbide, nickel chrome, fluoride-metal, and silver composite materials.
139. This paper introduces some methods for recovering chromium from chrome tanning waste water, compares the merits and demerits of these methods , and analyses their economic benefit.
140. Some methods of retained austenite measurement on high chromium iron were compared.
141. Zhang said the chromium and neodymium were not deliberately added but occurred naturally.
142. The results showed that the recrystallization temperature is increased by alloying chromium and molybdenum.
143. The results show that, typical morphologies of vanadium carbide appears in the shape of sphericity and strip, and chromium carbide appears lump and lath.
144. On the premise that the tensile strength and the end quenching hardness don ′t decrease too much, the impact value can be greatly increased by increasing chromium content in composition range.
145. A kind of chromium gel system of retarded crosslinking made of partially hydrolyzed polyacrylamide(HPAM), sodium bichromate and organic reductant sulfocarbamide was investigated.
146. It has a remarkable effect in treating chromium containing wastewater and zinc, copper, cadmium cyanide, phosphorous, oil,[http:///chromium.html] etc. in mixed electroplating wastewater.
147. Column hard chromium plating, wear resistance, corrosion resistance and longer life.
148. Chromic dermatitis: A skin affliction resulting from attack on human tissues by salts of chromium and chromic acid. Commonly termed Chrome poisoning.
149. The abrasiveness of hot deformed low chromium semi - steel was studied through the impact abrasion test.
150. The two body abrasion wear characteristic of Mn copper nickel alloy matrix cast tungsten carbide composite has been studied using high chromium cast iron as a reference material.
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