The improvement in the basic gaas laser performance, however, could not be brought about by an evolutionary development process . 但是GaAs激光器基本性能的改进不能依靠这种渐进的发展过程。
Improvement in the design of doors and windows, so as to reduce the missile hazard from broken glass, would be advantageous . 如果改善门窗的设计，以减少破碎玻璃飞片造成的损害，那是很有好处的。
The conditions of the industrial present, inadequate as they may seem, are nevertheless great improvements in living standards . 虽然工业现状似乎不那么令人满意，但的确使人们的生活标准有巨大的改善。
From about the middle of the eighteenth century the improvement in agricultural technique began to make it possible to economize in labour . 自十八世纪中叶前后起，由于农业技术的改进，节约劳动力开始成为可能。
The elimination of the three german "aces" in march and the improvement in our defence measures had their effect on u-boat tactics . 三月间，我们消灭了德国的海上“王牌”，我们的防御措施也有所改进，这些对潜艇战术发生了影响。
Many other variation of huff's method can be proposed for simplification, generalization or improvement in convergence and in precision . 哈夫法还可以用很多不同的方式来简化或使其通用化，也有很多不同的方式来改进其收敛性和精确度。
Machinery exports were in some cases priced per ton of machine weight, ignoring the obvious improvements in the economic value of the machines per ton . 在某些情况中，机器出口是按每吨机器的重量定价的，忽视了每吨机器的经济价值的显著提高。
Drainage improvement in east kowloon - package b 东九雨水排放系统改善计划b部分
Performance improvement in mg - ni hydrogen storage alloys 贮氢合金电极性能的因素
A talk on our country ' s periodicals improvement in finance 谈我国学术期刊的脱困
