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1)  graph of operation cycle
运行周期表
2)  Operating period
运行周期
1.
Measures to prolong the operating period of cryogenic purification plant were discussed.
介绍深冷净化装置性能特点,分析产生周期性故障的原因是粉尘及水进入冷箱造成,探讨延长深冷净化装置运行周期的对策,对分子筛干燥器出口过滤器进行了改造,避免了过多的粉尘带入深冷净化装置。
2.
Aimed at these factors,the process was improved ard new assistants used so that the operation of the plant should be obviously improved and operating period be prolonged.
通过对丁二烯抽提装置精制系统运行状况的分析,认为系统含氧量、物料流速、原料杂质、阻聚剂阻聚效果等是影响丁二烯抽提装置精制系统运行周期的主要因素。
3.
On the basis of the peculiarity of distribution networks,the numerical characteristics of power flow in an operating period are extracted.
针对配电网的特点,提取了一定运行周期内的配电网潮流的数字特征———最大负荷潮流、最小负荷潮流和均值潮流。
3)  operating cycle
运行周期
4)  operation period
运行周期
1.
Influence of height of fluidized catalyst bed on operation period of gas phase PE plant;
控制气相PE流化床高度对装置运行周期的影响
2.
The 5TYD160 turbine air compressor set in KDON-6500/6500 air separation system in Jinchang Smelter has problems of short operation period,much operating and maintenance work because of its structure feature and operation environment.
我厂KDON-6500/6500型空分系统用5TYD160空气透平压缩机组因自身结构特点及运行环境影响,存在运行周期短、操作及维修作业强度大等问题。
3.
The influence of surface-loading rate on the operation period and sludge distribution of the suspended media clarifier was studied in a pilot-scale test to investigate its operation principle and key parameters.
设计了新型悬浮填料澄清池以取代传统二沉池,为考察其运行原理及关键参数,通过中试研究了表面负荷对澄清池内部污泥分布规律及其运行周期的影响。
5)  cyclic operation
周期运行
1.
This study is to ascertain treating efficiency and stability of this system by TURT, SRT and cyclic operation control.
本研究通过水力停留时间、泥龄和周期运行跟踪研究确定系统处理效果和稳定性。
2.
Difference between the results from cyclic operation and noncyclic operation is significant and the effectiveness is followed the sequence as(aeration filtration-pause-aeration tractive current)<(no aeration filtration-pause-aeration tractive current)<(continuous aeration tractive current).
周期运行与非周期运行之间的差距较大,按"曝气过滤-暂停-曝气扫流"<"不曝气过滤-暂停-曝气扫流"<"连续曝气扫流"的顺序阻力增大,因此采用周期运行方式在一定程度上可以恢复超滤速率。
6)  Operation cycle
运行周期
1.
This paper has probed into several key elements of operation cycle of Zinc leaching residue volatilization kilin.
探讨了影响锌浸出渣挥发窑运行周期的几种主要因素,并介绍了株冶在延长挥发窑运行周期的生产实践经验。
2.
2kgCOD/(m~3·d),operation cycle under 3 hours and superficial air velocity at 2.
2 kgCOD/(m~3·d)、运行周期为3h、气体上升流速为2。
补充资料:化学元素周期表

元素周期表

                                     
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18  
ⅠA                                                                 ⅧA
1 1 H             非金属     惰性气体                             2 He
氢g ⅡA         碱金属     准金属         ⅢA ⅣA ⅤA ⅥA ⅦA g
2 3 Li 4 Be         碱土金属     卤素         5 B 6 C 7 N 8 O 9 F 10 Ne
        过渡金属     主族元素        
氮g
氧g 氟g 氖g
3 11 Na 12 Mg         稀有金属               13 Al 14 Si 15 P 16 S 17 Cl 18 Ar
ⅢB ⅣB ⅤB ⅥB ⅦB |----ⅧB----| ⅠB ⅡB 氯g g
4 19 K 20 Ca 21 Sc 22 Ti 23 V 24 Cr 25 Mn 26 Fe 27 Co 28 Ni 29 Cu 30 Zn 31 Ga 32 Ge 33 As 34 Se 35 Br 36 Kr
L 氪g
5 37 Rb 38 Sr 39 Y 40 Zr 41 Nb 42 Mo 43 Tc 44 Ru 45 Rh 46 Pd 47 Ag 48 Cd 49 In 50 Sn 51 Sb 52 Te 53 I 54 Xe
1 氙g
6 55 Cs 56 Ba 57 La 72 Hf 73 Ta 74 W 75 Re 76 Os 77 Ir 78 Pt 79 Au 80 Hg 81 Tl 82 Pb 83 Bi 84 Po 85 At 86 Rn
镧* L 1 1 1g
7 87 Fr 88 Ra 89 Ac 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118
1 1 ** Rf2 Db2 Sg2 Bh2 Hs2
Mt2
Uun2 Uuu2 Uub2 Uut2 Uuq2 Uup2 Uuh2 Uus2 Uuo2g
 
 
   

*镧系

58 Ce 59 Pr 60 Nd 61 Pm 62 Sm 63 Eu 64 Gd 65 Tb 66 Dy 67 Ho 68 Er 69 Tm 70 Yb 71 Lu          
    1          
   

**锕系

90 Th 91 Pa 92 U 93 Np 94 Pu 95 Am 96 Cm 97 Bk 98 Cf 99 Es 100 Fm 101 Md 102 No 103 Lr          
    1 1 1 1 1 2 2 2 2 2 2 2 2 2          
 

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