丁烷

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚、硫代硫酸钠和溴代正烷为原料,合成了正庚正硫醇缩。

Objective To establish a method of breath-butagas testing of mental patient.

建立一种精神病人呼出气中烷检测方法,用以诊断精神病患者。

There is more methane,ethane, isobutane and isopentane in shaly limestone than in marlite.

泥岩比纯岩所产气体中含有更多甲烷、乙烷、异烷和异戊烷。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用以,烷塔操作压力一直不稳定。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

前,正烷氢异构催化剂可以分为两类,过渡金属双功能催化剂和过渡金属氮化物、碳化物和碳氧化物催化剂。