|
By using 0% hydrogen peroxide as oxidant, the oxidation of cyclohexene catalyzed by phospho tungstic acid (H PWO0), phosphomolybdic acid (H PMoO0) and silicotungstic acid (HSiWO0) was investigated.
|
|
|
以 0%过氧化氢为氧源,考察了磷钨酸(H PWO0)、磷钼酸(H PMoO0)和硅钨酸(HSiWO0)催化氧化环己烯制己二酸的反应性能。 |
|
By using DEAE-cellulose anion exchange chromalography and fractionally eluting with 0.0M tris-HCl+0.0M NaCl pH7.8 and 0.0M tris-HCl+0.M NaC pH7. buffer, LDHt and LDH_ isozmes of giant salamander can be seperated.
|
|
|
采用DEAE—纤维素阴离子交换层析,以0.0M tris-HCl+0.0M NaClpH7.8和0.0M tris-HCl0.M NaCl pH7.缓冲液分部洗脱,可以分离大鲵乳酸氢酶同工酶LDH_和LDH_。 |
|
By using a trickle bed reactor which was designed by the authors, the catalytic wet air oxidation reaction of phenol on CuO/γ-Al O catalyst was studied.
|
|
|
通过自行设计制作的滴流床反应器 ,研究了苯酚在以CuO/γ Al O 为催化剂的催化湿式氧化反应 . |
|
By using foreign simulation and flight test technique for the time to roll and capture a 90° bank angle change, the fighter transitional agility maneuver and aileron control law for numerical calculation are designed.
|
|
|
借鉴模拟或试飞获得飞机绕飞行速度滚转且截获 90°倾斜角所需时间 TRC90 的技术 ,设计数字仿真用的飞机扭转敏捷性机动动作及其相应的舵面操纵规律。 |
|
By using optical microscope, SEM, x-ray diffraction, MSF-M stress testing instrument and microhardness testing an investigation has been made about the failure behavoor and oxide film structure of CrW8V tube mill piercer point.
|
|
|
本文运用金相分析、扫描电镜、X射线、MsF-M应力测试仪等方法对 CrW8V穿管机顶头的失效特征和氧化皮结构进行了分析。 |
|
By using phenoxyethanol as initial material,two new N-pivot lariat crown ethers were synthesized——N-phenoxyethyl monoaza-8-crown-(8CE) and N-phenoxyethyl monoaza--crown-(CE).
|
|
|
以苯氧乙醇为起始剂合成了两种新型氮支套索冠醚:N-苯氧乙基单氮杂-8-冠-(8CE)与N-苯氧乙基单氮杂--冠-(CE). |
|
By using the Hoffman isothermal crystallization theory, σ e of LIPP was approached, the value of which is .07×0 - J/m .
|
|
|
利用Hoffman等温结晶理论 ,求出 LIPP的 σe 为 .0 7× 0 - J/ m 。 |
|
By using the geothermobarometer of Bertrand and Mercier (98) and Kohler (990) the equilibrium temperature and pressure of the xenoliths are estimated to be 8 0~900℃ and . ~. 7 GPa, respectively.
|
|
|
采用Bertrand等(98)和Kohler等(990)的温度-压力计估算了包体平衡温度和压力分别为8 0～900℃和.～.7GPa。 |
|
By using the method of equivalance point source, this paper leads to the total concentration formula multiple-source ( point, line or dimension,) effect of a certain estimating position and extends the conclusion of Gifford.
|
|
|
本文应用等效点源法,导出关于多个(点、线或面)大气污染源在某一评价点造成的总浓度的计算公式。 |
|
By using the method of partialbleaching of Baumann, the photosensitivity of in-situ rhodopsin was determined. The value is .8±. ×0~(-7) cm~. Differences between our determinationand determinations by other authors are briefly discussed.
|
|
|
用 Baumann的分步漂白法测定了在位视紫红的光敏度,其值为(.8±. )×0~(-7)cm~。 对这结果和其他工作者结果的差别作了简略的讨论。 |
|
By using the method suggested by Damour and Ruffini, and developed by Sannan, the Hawking radiation is studied. The Hawking temperature and the thermal spectrum are found.
|
|
|
用Damour、Ruffini和Sannan的方法研究了量子热辐射，得到了热谱和温度。 |
