The effects of fetal bovine serum (FBS) addition time, concentration and different culture systems on the developmental potentiality of bovine parthenogenetic embryos were observed.

试验研究了培养液中血清的添加时间和添加浓度及不同培养体系对黄牛孤雌胚胎体外发育潜力的影响。

youdao

The results showed that plasmolysis time, concentration of enzyme solutions, different osmoticum and incubation time significantly affected isolation of protoplasts from K326 leaves.

结果表明，质壁分离的时间、酶液浓度、渗透压及酶解时间是影响原生质体产量和质量的决定性因素。

youdao

Separation performance of UPANA-1 membrane and effects of such operating conditions as pressure, time, concentration of solution, etc. on the performance of membrane were studied.

研究了UPANA-1复合超滤膜分离性能，以及压力、时间、进样浓度等操作条件对UPANA-1膜性能的影响。

youdao

The rise on international production and demand has created more flexibility in supplying products to the world than ever before, but at the same time concentration of production for particular industries can lead to occasional shortages such as those currently occurring in HDDs.

FORBES: Fragility and Recovery of Digital Storage Supply Chains

But learning takes time and concentration, so now we get to claim peace and quiet as we drink wine and set up our mise en place, just like the guy on that cooking show and, if you think about it, just like our own fathers, back when they tinkered in the workshop or stopped by the corner pub on the way home.

WSJ: A Real Man's Place Is in the Kitchen by Daniel Duane

Avital of New Rochelle, Westchester County, spoke to students about his time in the concentration camps before being formally introduced to Lewis by Jeffrey Place, a social studies teacher.

WSJ: Holocaust survivor, liberator meet for first time