查询词典 decay product

And the decay constant estimates the likely reduction in sales if advertising for the product or service were discontinued.

而衰减函数估计了如果停止关于产品或服务的广告，销售上就有可能带来的减少。

In person this product cooperates to the soil good, not decay, constant, not poisonous harm.

本产品对土壤亲合力好、不腐蚀、不变性、无毒害。

It is the product of radioactive decay and is used in helium dating.

氦是由放射性衰变形成的，可用于氦年代测定法。

It occurs in Uranium ores as a by product of nuclear decay.

它作为一种原子核衰变的副产物，产生在铀矿石里。

On March 6 this special day enables 360.cn domain name, the mark is worn 360 websites were finished from a safe product the decay to a safe platform, will begin to make 360 safe centers with all one's strength free and safe platform.

在3月6日这个非凡的日子启用360.cn域名，标志着360网站完成了从一款"安全产品"向一个"安全平台"的蜕变，将开始全力打造"360安全中心"免费安全平台。

Generation of product was observed under340～370nm in the reaction of rutin and α-hydroxy ethyl peroxyl radical. The observed1st order build-up and decay of the new product was calculated to be (1.11±0.08)〓, respectively.

在340～370nm观察到了芦丁与有机过氧自由基反应体系中新物质的生成，并计算得到了新物质生成和衰变的的表观一级反应速率常数分别为〓和〓。

Radium does not occur free in nature but occurs in natural ores such as pitchblende as a disintegration product of radioactive decay of heavier elements, including uranium.

在自然界镭不存在游离状态，但存在于天然矿石中，如沥青铀矿，是更重元素放射性衰变的产物。

Radium does not occur free in nature but occurs in natural ore s such as pitchblende as a disintegration product of radioactive decay of heavier elements, including uranium.

在自然界镭不存在游离状态，但存在于天然矿石中，如沥青铀矿，是更重元素放射性衰变的产物。

Alloy membrane is used to separating hydrogen isotope,but after operating tritium,decay product 3He resorts in alloy membrane,forms helium bubble s and affects the macroscopical properties of alloy membrane.

PdY8.5Ru0.19合金是用于氢同位素分离的膜材料，但涉氚操作后，衰变3He会滞留在合金膜中并形成氦泡，影响其宏观性能。

In the world, become world the biggest fruit to produce a country, but long-term since because take crop seriously, negligence quality, take measure of the increase production before collecting seriously, negligence collects an aftertreatment, store up treatment, the decay after causing fruit greens product to collect is degenerative and serious, loss is great, main show is in these problems the following respects: 1Structure of breed of product of.1 fruit greens is unreasonable although the crop of fruit greens product of our country is tall, but quality is poorer, market price is low, breed structure is unreasonable, early, medium scale of ripe, late-mature breed is undeserved, do not have especially comfortable the high grade breed at treatment, restricted our country fruit to machine the development of course of study apparently.

因此提高果蔬产品的质量，发展贮藏加工业，是我国果蔬产业发展亟待解决的问题。1 目前我国果蔬产业发展中存在的问题自 1993年以来，我国果品产量跃居世界第 1位，成为世界第一大水果生产国，但是长期以来由于重视产量，忽视质量，重视采前增产措施，忽视采后处理、贮藏加工，造成果蔬产品采后腐烂变质严重，损耗极大，这些问题主要表现在以下几个方面：1.1 果蔬产品品种结构不合理我国的果蔬产品产量虽高，但质量较差，市场售价低，品种结构不合理，早熟、中熟、晚熟品种比例不当，非凡是没有适于加工的优质品种，明显制约了我国果品加工业的发展。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了