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91. Corrosion acids was enhanced with the increase of contact time and the amount of iron powder.

92. Most lubricants are necessary, to maintain a certain chemical balance, or there is corrosion.

93. So, the sucker rod's main failure modes are fatigue fracture and corrosion fatigue crack.

94. In addition, the distinction between acid corrosion and thiobacillus corrosion is explained.

95. This case history showed that an overlarge pretightening torque and oxygen corrosion caused the cracking of 4 bolts, while overloading fracture occurred to the other 4 bolts.

96. With increasing acid value, density, salt and sulfur in Liaohe Crude, The HCI-H2SO4-H2O corrosion in overhead condensing system of atmospheric-vacuum unit was deteriorating.

97. Due to the surface corrosion of steel wire rolled and deposited in the air, the quality of steel wire will be decreased, meanwhile, the waste of material will be resulted.

98. The research of thiobacillus corrosion on concrete can be roughly divided into two groups: bacteria simulation tests and exposure tests in situ.

99. Methods:The angioarchitecture of the matrix unguis was studied by corrosion - cast, scan electromicroscopy and surgical microscopy.

100. Jotun has obtained remarkable achievement and experience on corrosion protection of HPI facilities in last decades.

101. The working principles of the neutralization corrosion inhibitor BZH - 1 and its application results were stated.

102. Commonly used as stem materials in pressure-rated valves, silicon bronze has greater resistance to stress corrosion cracking than common brass es.

103. Therefore, the corrosion is caused by erosion of rainwater during ocean shipping.

104. Structure and corrosion behavior of the high silicon cast iron in several different environments have been tested by means of weight-loss analysis and metallograph.

105. The harm resulted from corrosion of metal and relative anti-corrosive measures are introduced.

105. Sentencedict.com is a online sentence dictionary, on which you can find excellent sentences for a large number of words.

106. Composition: It is composed of base oil, several high - efficiency corrosion inhibitor and auxiliaries. It is transparent.

107. The experiment result indicates that the technique is simple, operation is convenient, surface flat is good, the corrosion resistance and antipollution are strong.

108. The key of corrosion detecting technique of ground grid was to solve the problem of in field current distribution, detecting methods and the noise interfering.

109. The mechanisms, coating process and application examples of anti - corrosion coatings for water cooler are introduced.

110. If the fluorine content is high, it may increase plant corrosion.

111. The effects of strengthening the corrosion protection work on extending the operation cycle if the unit and improving the profitability of the enterprises were discussed.

112. The corroding mechanism is chemical corrosion electric - chemical corrosion and heat stress corrosion.

113. Corrosion was the major problem of long - term idle equipment.

114. The main problem existed in long term idle equipment is corrosion.

115. PVC folding door with door physical light, heat, moisture, thermal insulation, fire retardant, sound insulation, acid and alkali resistance[sentencedict.com], corrosion resistance and chemical stability.

116. The present work critically reviewed the corrosion behavior on zirconium alloys.

117. Aluminum Conductor Composite Core is a brand new conductor for overhead lines. Its advantages are light weight, high strength, good thermal stability, low sag, large ampacity and corrosion resistance.

118. It is difficult to maintenance the wire communication device in the pit because the ground is wet, cable corrosion is serious and sign al is bad.

119. Pipelines corrosion harm evaluation is the foundation work of pipes operating reliably.

120. Equipment and tape automation, gas deflection anti - corrosion synchronous speed.