Whether conventional journals are necessary in the Internet age is a matter of active debate.
传统期刊在如今这个网络时代是否有存在的必要已经引发了不少讨论。
With a conventional PBX, separate networks are necessary for voice and data communications.
用常规p BX时，话音和数据通信必须有两个分开的网络。
If necessary, the system can also be used for conventional communication purpose.
如果必需，系统也能用于传统的通信用途。
Randomized studies comparing cryoballoon ablation with conventional radiofrequency current energy will be necessary to assess efficacy, complications, and cost-efficacy.
需要随机研究比较冰冻球囊消融和传统的射频电流能量，以评估两者的疗效、并发症和性价比。
In more conventional organisations a veneer of grown -up ness is usually necessary to advancement.
在更传统的组织中，要想得到提升，一种成年的表象通常很必要。
Cholesterics or ferroelectrics are not necessary to make a bistable LCD, and using conventional nematics offers some substantial AD vantages.
胆甾相和铁电相液晶对于制备双稳态lcd不是必需的，而采用传统的向列相液晶却有某些显著的优势。
It is necessary to install zero-sequence differential protection because conventional differential protection is not sensitive enough to grounded fault.
通过分析变压器传统纵差保护在反映接地故障时灵敏度上的不足，论述了装设零序差动保护的必要性。
It is necessary to develop novel pyrogen tests for the problems of conventional pyrogen tests.
现有热原检测方法存在的问题使研究新热原检测方法成为必要。
In cases where both - conventional screw and locking head screws are applied - it is necessary to apply the LHS after the conventional screw.
当普通螺钉和锁定螺钉同时应用是，应先使用普通螺钉。
So it is necessary to research and develope the advanced microelectronic packaging to replace the conventional electronic packaging.
为此，必须研究采用先进的微电子组装技术取代落后的常规电子组装技术。
But some researchers maintain that conceptual mapping is not necessary during understanding conventional metaphors, except those non-conventional ones.
但有研究者指出，除了一些新颖的隐喻，惯用隐喻的理解并不需要概念匹配。
It is necessary to add more chrome to obtain the same level of tanning fastness as found in conventional tanned leather.
如果要得到与常规铬鞣革相同的鞣制强度，用二羧酸或丙烯酸处理后的革必须加入更多的铬盐鞣制。
These are the companies that provide the software and infrastructure necessary for you to make calls to conventional telephones via the Internet.
这些公司提供必要的基础设施和软件您打电话到传统电话网上。
The model tests show that this double grid cross-hole seismic tomography strategy is necessary and efficient, and the image results demonstrate that the method is superior to the conventional ones.
分析了采用这种双重网格地震层析成像技术的必要性，模型实验证实了此技术实用性和有效性。
Usually, the use of conventional heat balance calculations with the necessary tests to determine bed area;
通常，利用常规热平衡计算结合必要的试验，确定床层面积；
It is a small footprint shelter (60m2) that explores the boundaries of how small is too small, challenging conventional notions of what is actually necessary in our lives.
这是一个非常小的景观避难所，可以说小到不能再小，挑战了传统理解上人类生存的生活必需品。
Conclusion DWI was necessary for the diagnosis of rectal cancer when performing conventional sequences.
结论DWI是使用常规序列诊断直肠癌的必要补充。
Conclusion DWI was necessary for the diagnosis of rectal cancer when performing conventional sequences.
结论DWI是使用常规序列诊断直肠癌的必要补充。
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