Talks are under way to toughen trade restrictions.
加强贸易限制的会谈正在进行中。
Nevertheless, researchers have discovered that a process long known to discolor and toughen foods may also contribute to age related impairment of both cells and tissues.
然而，研究人员发现，一个长期以来众所周知的使食物变色和变硬的过程也可能与年龄相关的细胞和组织损伤有关。
莉萨：布赖恩，坚强点。
But if you're going to work in Brooklyn, you got to toughen up.
但如果你想在布鲁克林工作，就得坚强起来。
The new dual-functional toughening agent SWR -3c was used to toughen nylon (PA) 6.
采用新型双官能化增韧剂swr—3c对尼龙(PA)6进行增韧研究。
This began the whole practice of training actors to toughen them up for roles as soldiers.
这部电影也开创了对扮演士兵的演员进行军事化训练的先河。
The rubber crumb modified by heavy oil and styrene copolymer was used to toughen waste PP.
用“重油”与苯乙烯共聚改性胶粉增韧废PP。
But it must meet the targets in its five-year plan and toughen those policies in future plans.
但还必须实现其五年计划中的目标，并在今后的计划中收紧这些政策。
To grow up is to experiment, to toughen yourself up through erring, and finally to become wise.
人的成长是一个不断尝试，经历磨炼和失误，最终变得聪明的过程。
Members of the Senate also are pushing to give the White House new tools to toughen policy toward China.
而参议院也有议员提倡给予白宫新的工具来强化对华政策。
South Korea says it will increase its troop levels on Yeonpyeong and toughen up its rules of engagement.
韩国表示将会增加延坪岛的兵力并加强管制力度。
To subject (glass or metal) to a process of heating and slow cooling in order to toughen and reduce brittleness.
给(玻璃或金属)加热并使之慢慢冷却以使之变硬并减少易碎性。
Their methods include the use of strips of ion-exchanging plastic, braided with polystyrene to toughen them up....
他们的方法包括利用聚苯乙烯加固的离子交换塑料带。
The results show that polyetherimide can not only toughen this resin system, but improve the dielectric performance.
研究表明，聚醚酰亚胺在改善氰酸酯树脂体系韧性的同时，也提高了树脂体系的介电性能。
I hope earnestly to reveal own artistic talent in vaster world, expect to be toughen in the fulfillment with exaltation.
我渴望在更广阔的天地里展露自己的才华，期望在实践中得到锻炼和提高。
A toughen and flame retardant rigid PVC product has been obtained by using CPE and flame retardant combination as a modifier.
本文把氯化聚乙烯与阻燃剂并用对硬质聚氯乙烯改性而获得增韧阻燃的PV C制品。
Never has 45 euros been better spent, but I need to toughen up - and quickly - if my money is not to run out well before I reach India.
这45欧元花得太值得了，但是，假如我不想在到达印度以前把钱花光的话，我必须把钱袋子看紧一点，路也要走得更快一点。
In this paper, the technique and mechanism that flexible rubber particles and right inorganic particles toughen polymers are reviewed.
聚合物增韧是高分子新材料研究与开发的重要手段。
They jab tree trunks to toughen their hands and practice squatting with other students sitting on their shoulders to build leg strength.
学生们猛击树干使手部变得坚韧，蹲站在其他同学的肩膀上强化腿部力量。
State newspaper Rossiiskaya Gazeta reported today that Russia's prosecutor's office wants to toughen its "anti-extremism" laws on the web.
俄罗斯官方报纸《俄罗斯报》今天报道称，俄国检察署想在互联网上加强反极端主义执法。
What the parents need to do for the child does not provide a greenhouse for him, but expose the child to the outside world and toughen him.
家长为孩子做要做的不是为他提供一个温室，而是让孩子在室外并且锻炼他。
Styrene-butadiene-styrene block copolymer(SBS)modified with organic montmorillonite(OMMT)was utilized to toughen polypropylene(PP)in this paper.
采用纳米有机蒙脱土（OMMT）改性的苯乙烯-丁二烯-苯乙烯嵌段共聚物（SBS）增韧聚丙烯（PP）。
The results indicated that using nano-silica can toughen and reinforce PVC effectively, so the study and application of it have a bright prospect.
这说明利用纳米二氧化硅能够有效地增强增韧pvc，其研究和应用具有美好的前景。
The results indicated that using nano-silica can toughen and reinforce PVC effectively, so the study and application of it have a bright prospect.
这说明利用纳米二氧化硅能够有效地增强增韧pvc，其研究和应用具有美好的前景。
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