YSGG激光是新一代水动力生物激光系统,在龋病治疗中的应用正不断深入。
YSGG laser is a laser-powered hydrokinetic system of new generation, which is now being gradually searched and applied for curing caries.
现代水稻产量是20世纪60年代以前的水稻产量的两到三倍,但它们也需要更多的水、化肥和农药。
Modern rice plants produce two to three times more grain than was possible before the nineteen sixties. But they also require large amounts of water, chemical fertilizers and pesticides.
其中一个毁坏物是建于18世纪30年代的大风琴,据说它逃过了大火,但却因水而受到严重损坏。
One casualty of this was The Great Organ constructed in the 1730s, which was said to have escaped the flames but been significantly damaged by water.
然而,在20世纪80年代后期,一些科学家在美国西部的内华达探索魔鬼洞,这基本上是一个广阔的充满水的洞穴,并且远离海洋。
However, in the late 1980s, some scientists were exploring Devil' s Hole, which is basically an extensive water-filled cave, far from the ocean, in Nevada2, in the western United States.
烯烃与水和卤素发生加成反应生成卤代醇。
Alkenes react with water and halogens to form halohydrins by an addition reaction.
——准确称取3.55g二代磷酸盐用400mL水溶解移入到500mL的容量瓶中,同时加入7.0g EDTA及3.05g半胱氨酸盐酸盐一水物。
Add 7.0 g of disodium EDTA and 3.05 g of cysteine hydrochloride monohydrate.
这一代的具有因特网连接的游戏终端已经在游戏的数字化发布领域有所试水,但下一代游戏终端,包括索尼PS4,会更进一步。
The current generation of Internet-connected consoles has already dipped a toe in the realm of digital distribution for games, but the next crop, including the PS4, will go even further.
所有这五个第一代苏联式的水慢化反应堆,都已超期服役或行将退役。但一个突出的现实问题,将亚美尼亚的核电站与俄罗斯的那四个区别开来。
All five of these first-generation water-moderated Soviet units are past or near their original retirement ages, but one salient fact sets Armenia's reactor apart from the four in Russia.
由于这里山高水浅还有许多岩石所以这一代几乎就没有常住的人群。
With high mountains falling into jagged rocky waters, Fiordland has never had any significant permanent population.
在之前的20世纪90年代,这个种类的浮游植物只在夏季水华中偶然现身,大多与低氧水体上涌现象同时发生。
Prior to the late 1990s, this type of phytoplankton showed up only sporadically during summer blooms, usually in conjunction with the upwelling of low-oxygen waters.
况且在20世纪60年代,人们抽水速度就已经超过地下蓄水层可吸纳地面水自行补充的速度。
Already by the 1960s, people were pumping groundwater faster than it could be replenished by water soaking back into the ground.
在上世纪70年代早期,大部分农村居民使用被污染的地下水,用来饮用、沐浴、洗衣、洗碗以及灌溉。一时间,由水传播的疾病十分猖獗。
In the early 1970s most of the rural population USES contaminated groundwater for drinking, bathing, washing clothes and dishes, and irrigation. Waterborne diseases are rampant.
约旦河是进水的主要来源,但自从60年代,大部分的水已被改用于灌溉。
The Jordan River is the chief source of the incoming water, but since the 1960s much of its water has been diverted for irrigation.
19世纪70年代早期,它面对的是满是怀疑的顾客,许多人不解:谁都可以免费从水管里得到的水,会有人买它嘛?
When Perrier UK was looking to increase its sales in the early 1970's, it faced a sceptical public. Many questioned why anyone would buy water when you could get it free from the tap.
凯西:是这样。我们希望为下一代保护自然资源。你知道,我指的是洁净的空气,干净的水,丰富的森林资源以及野生动植物。
Kathy: Well, we want to save our natural resources for the next generation. You know...... clean air, clean water and rich forest and wildlife.
这里的水不好,所以我喝啤酒代之。
欧洲压水堆(EPR)是目前世界上最具代表性的新一代核电堆型之一。
European pressurized water reactor (EPR) is currently one of the most typical new generation reactor types.
金属基燃料与水反应具有能量密度高的特点,可用于水下高速推进,也可用于新一代燃料电池。
With the characteristic of high energy density, the reaction between metal matrix fuel and water can be used for underwater high-velocity propulsion and new generation fuel cell.
该矿田产于中生代相山火山岩盆地古水热系统之中,是水热系统中水-岩相互作用的产物。
It occurs in the fossil hydrothermal systems within Xiangshan Mesozoic volcanic basin and is the product of water-rock interactions in the hydrothermal systems.
以该法为基础的铀矿加工流程将可成为我国新一代铀水冶基本流程之一。
The uranium ore processing technology based on the AFL process will become one of the new basic technologies of uranium hydrometallurgy.
通过以水代釉模仿工艺实验,初步证实了造成坯釉爆裂的直接原因是由于坯体施釉后,表层残留水分过多,进窑后遇到高的窑道预热温度,水分汽化速度过快;
The reason of bursting phenomena is that residual water in body skins after application of glaze is far too enough and the evoporization speed is far too fast in high initial heating.
本文对某市几个自来水厂不同季节原水、出厂水和未梢水中腐殖酸、卤代烃及挥发性有机物的含量进行了测定。
The measurement of humic acid, trihalom- ethanes and nonvolatile organic compounds in raw water, chlorinating water and tip water of several waterworks were carry out in two dis- tinct seasons.
本文对某市几个自来水厂不同季节原水、出厂水和未梢水中腐殖酸、卤代烃及挥发性有机物的含量进行了测定。
The measurement of humic acid, trihalom- ethanes and nonvolatile organic compounds in raw water, chlorinating water and tip water of several waterworks were carry out in two dis- tinct seasons.
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