1. Traditional (classical) mutagenesis-screening techniques are still as most practicable conventional techniques as yet. 传统的（经典的）诱变-筛选仍是目前最实用的常规技术；
2. If achieves this goal, will consolidate further Russia to take the world second big conventional weapons export State the status. 如果实现这一目标，将进一步巩固俄罗斯作为世界第二大常规武器出口国的地位。
3. Selecting the reliability parameters for conventional submarine is essential condition for developing reliability work of the submarine. 选择常规潜艇的可靠性参数是开展常规潜艇可靠性工作的必要条件。
英英解释
adj.
1. following accepted customs and proprieties
2. conforming with accepted standards
3. (weapons) using energy for propulsion or destruction that is not nuclear energy
4. unimaginative and conformist
5. represented in simplified or symbolic form
6. in accord with or being a tradition or practice accepted from the past
7. rigidly formal or bound by convention
