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

以、硫代硫酸钠和溴代丁烷原料,合成了丁硫醇缩。

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

目的建立一种精神病人呼出气中丁烷的检测方法,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的甲烷、乙烷、异丁烷和异戊烷。

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来,脱丁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.

目前,丁烷脱氢异构催化剂可以类,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。

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

以正庚醛、硫代硫酸代正丁烷为原料,合成了正庚醛正丁硫醇缩醛。

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

目的建立一种精神病人呼出气中丁烷的检测方法,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的甲烷、乙烷、丁烷戊烷。

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来,脱丁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.

目前,正丁烷脱氢化剂可以分为两类,过渡金属双功能化剂过渡金属氮化物、碳化物碳氧化物化剂。

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

正庚醛、硫代硫酸钠和溴代正丁烷为原料,合成了正庚醛正丁硫醇缩醛。

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

目的种精神病人呼出气中丁烷的检测方法,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的甲烷、乙烷、异丁烷和异戊烷。

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

某轻烃回收装置自来,脱丁烷塔操作压力直不稳定。

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

目前,正丁烷脱氢异构催化剂可分为两类,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。

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

以正庚醛、硫代硫酸钠和溴代正丁为原料,合成了正庚醛正丁硫醇缩醛。

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

目的建立一种精神病人呼丁的检测方法,用以诊断精神病患者。

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

泥岩比纯岩所产体含有更多的甲、乙、异丁和异戊。

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

烃回收装置自投用以来,脱丁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.

目前,正丁脱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。

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

正庚醛、酸钠和溴正丁烷为原料,合成了正庚醛正丁醇缩醛。

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

目的建立一种精神病人呼出气中丁烷的检测方法,用诊断精神病患者。

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的甲烷、乙烷、异丁烷和异戊烷。

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来,脱丁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.

目前,正丁烷脱氢异构催化分为两类,过渡金属双功能催化和过渡金属氮化物、碳化物和碳氧化物催化。

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

以正庚醛、硫代硫酸钠和溴代正丁烷为原料,合成了正庚醛正丁硫醇缩醛。

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

目的建立一种精神病人呼出气中丁烷的检测方法,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的甲烷、乙烷、异丁烷和异戊烷。

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来,脱丁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.

目前,正丁烷脱氢异构化剂可以分为两类,过渡金属双化剂和过渡金属氮化物、碳化物和碳氧化物化剂。

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

以庚醛、硫代硫酸钠和溴代料,合成了庚醛硫醇缩醛。

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

目的建立一种精神病人呼出气中的检测方法,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的甲、乙、异和异戊。

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来,脱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.

目,脱氢异构催化剂可以分两类,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。

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

以正庚醛、硫代硫酸钠溴代正为原料,合成了正庚醛正硫醇缩醛。

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

目建立一种精神病人呼出气中检测方法,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、乙、。

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来,脱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.

目前,正脱氢构催化剂可以分为两类,过渡金属双功能催化剂过渡金属氮化物、碳化物碳氧化物催化剂。

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

以正庚醛、硫代硫酸钠和溴代正丁烷为原料,合成了正庚醛正丁硫醇缩醛。

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

目的建立一种精神病人中丁烷的检测方法,用以诊断精神病患者。

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

泥岩比纯岩所产体中含有更多的甲烷、乙烷、异丁烷和异戊烷。

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

回收装置自投用以来,脱丁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.

目前,正丁烷脱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。