人体本身也会自然产生很少量的硫化氢，但高剂量的硫化氢就成了一种广谱的毒剂。它会同时影响身体的各个系统，尤其会对神经系统带来损伤。
While the gas is produced naturally by the body in low doses, in high doses it acts as a broad-spectrum poison, affecting many of the body’s systems simultaneously, particularly the nervous system.
随着时间过去，大蒜中的粗糙的有刺激的复合物自然转换稳定的，安全的硫化合物。
Over this time period the harsh and irritating compounds in garlic are converted naturally into stable and safe sulfur compounds.
泉水上部的石块被绿色生物膜覆盖，它通过阳光和硫化物自然的发生化学反应生存。
The top of the springs' rocks are covered with green biofilms, which use both sunlight and sulfide-naturally occurring chemicals from the springs-to survive.
拟定了分离测定铅锌精矿中游离硫化银和游离自然银的方法。
A method is proposed to determine free native silver and free silver sulphide in lead-zinc concentrate.
铅在自然界中很少呈游离态，主要存在硫化物和方铅矿中。
Lead is rarely found free in nature; its major ore is the sulfide galena.
自然金主要赋存在少硫化物蚀变岩型金矿石中，自然金分布不均匀。
There is less natural sulfide deposits are mainly conferred altered rock type gold ore, the uneven distribution of natural gold.
铋、碲矿物有自然金属、硫化物、铋化物、硫盐和碲化物等类型。
The bismuth and tellurium minerals include native metals, sulfides, bismuthides, sulphosalts and tellurides.
文中针对硫化矿物中硫化银与自然银的浸取溶剂及分离方法进行了探讨。
The leaching solvents for the separation of silver sulfide and native silver were investigated in this test.
大部分银以超显微分散态（硫化银占62.79%）存在，同时在少量的金属硫化物中也赋存着一部分银（占28.65%），角银矿和自然银极少。
Most silver ores in dispersive state exist in oxidation manganic minerals(62.79%), others exist in sulfide mineral(28.65%), and few or no silver chloride and natural silver.
矿石为典型少硫化物型，金属矿物含量极少(1% - 2%)，主要有黄铁矿、黄铜矿、褐铁矿和自然金、银金矿等。
The typical characteristic of the ore is low sulfide. The metallic mineral has very few content (1%-2%), the mineral of ore is mainly of pyrite, chalcopyrite, limonite, aurum and electrum etc.
银矿物除自然银外，还见有后期铜的硫化物交代自然银形成的含铜辉银矿。
It was also found that, besides native silver, there existed coPPer-bearing argentite which seemed to be an alternation Product through the replacing of native silver by late-formed copper sulfide.
银矿物除自然银外，还见有后期铜的硫化物交代自然银形成的含铜辉银矿。
It was also found that, besides native silver, there existed coPPer-bearing argentite which seemed to be an alternation Product through the replacing of native silver by late-formed copper sulfide.
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