The effects of reactant mole ratio , catalyst dosage , microwave irradiationtimeyield of cyclohexanone glycol ketal were investigated.是什么意思？

The effects of reactant mole ratio , catalyst dosage , microwave irradiationtimeyield of cyclohexanone glycol ketal were investigated.

用十二水硫酸铁铵作催化剂, 微波辐射催化合成环己酮乙二醇缩酮.

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

effects

n. 动产，财物，家财，结果( effect的名词复数 )，效果，感受，个人财产；

例句
You could only really tell the effects of the disease in the long term, and five years wasn't long enough...
真的，这种病只能在很久以后才能看出它的影响，而5年的时间还不够长。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

reactant

n. 反应物；

例句
The effects of reactant mole ratio , catalyst dosage , microwave irradiationtimeyield of cyclohexanone glycol ketal were investigated.
用十二水硫酸铁铵作催化剂, 微波辐射催化合成环己酮乙二醇缩酮.

mole

n. 鼹鼠，防波堤，痣，间谍；

例句
He had been recruited by the Russians as a mole and trained in Moscow.
他被俄国人征募为间谍，并在莫斯科接受了训练。

ratio

n. 比，比率，比例，系数；vt. 求出比值，除，使…成比例，将（相片）按比例放大[缩小]；

例句
An increasing ratio of mistakes, perhaps induced by tiredness, crept into her game.
可能是由于体力不支，她在比赛中的失误越来越多。

catalyst

n. <化>触媒，催化剂，〈比喻〉触发因素，促进因素，〈口〉有感染力的人；

例句
I very much hope that this case will prove to be a catalyst for change...
我非常希望这起事件能催生变革。

dosage

n. （药物等的）剂量，（通常指药的）服法，下药，配药；

例句
His doctor increased the dosage but did not change to a different medication...
他的医生加大了剂量，不过没有换药。

microwave

n. 微波，微波炉；vt. 用微波炉加热（或烹饪）；

例句
Its molecules can be agitated by microwave energy.
微波能量可以使其分子随之运动。

glycol

n. 乙二醇，甘醇；

例句
Fructone was synthesized from ethyl acetoacetate and glycol using activated carbon supported phosphotungstic acid as catalyst.
以活性炭负载磷钨酸为催化剂合成了苹果酯,确定了反应的最优条件.

ketal

n. 酮缩醇，缩酮；

例句
Cyclopentanone ethylene ketal was synthesized with I _ 2 as catalyst.
以单质碘为催化剂合成了环戊酮乙二缩酮.

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

investigated

v. 调查( investigate的过去式和过去分词 )，审查，侦查，研究；

例句
He was being investigated for receiving bribes.
他因收受贿赂正在接受调查。