1) four-electrode pattern
四极组合
2) quadrapole-Ioffe configuration trap
四极Ioffe线圈组合磁阱
3) quadrupole coupling
四极耦合
4) four-polar fraction
极性四组分
1.
The emulsibility of toluene model-oils with 2% four-polar fractions from Luojia ultra-heavy oil reservoir in Shengli oil field with formation water and alkaline water has been studied through emulsion transmittance and interfacial tension before and after adding OP emulsifier.
通过乳状液透光率和界面张力考察胜利油田罗家超稠油极性四组分质量分数为2%的甲苯模型油加OP乳化剂前后与地层水、碱水的乳化性能,发现乳化剂对四组分都起到了强烈的乳化促进作用。
5) four-place combination
四元组合
1.
The four numbers, selected arbitrarily from the integer number 1 to 13, construct a four-place combination, and the numbers can be reused.
从1到13这13个正整数中任意取四个(可以重复),构成一个四元组合。
补充资料：单量子阱(见量子阱)
单量子阱(见量子阱)
single quantum well
单且子阱sillgle quantum well见量子阱。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条