The hardest work was assigned to the strongest laborers.

最繁重工作分配给最劳工。

Laborers were trained to handle 50-ton compactors and giant cranes.

工人们接受操作五十吨压土机和巨型起重机训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

在中国长治，一工人在煤渣垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

劳动对象是实践客体,劳动者是实践主体,劳动工具是实践中介,生产力是实践整体功能。

The hardest work was assigned to the strongest laborers.

最繁重作分配给最强壮。

Laborers were trained to handle 50-ton compactors and giant cranes.

们接受操作五十吨压土机和巨型起重机训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

在中国长治，一在煤渣垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

动对象是实践客子系统,动者是实践主子系统,动具是实践中介子系统,生产力是实践系统功能。

The hardest work was assigned to the strongest laborers.

最繁重的工作分配给最强壮的劳工。

Laborers were trained to handle 50-ton compactors and giant cranes.

工人们接受操作五十吨压土机和巨型起重机的训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

治，一工人垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

劳动对象是实践客体子系统,劳动者是实践主体子系统,劳动工具是实践介子系统,生产力是实践系统的整体功能。

The hardest work was assigned to the strongest laborers.

重的工作分配给强壮的劳工。

Laborers were trained to handle 50-ton compactors and giant cranes.

工人们接受操作五十吨压土机和巨型起重机的训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

在中国长治，一工人在煤渣垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

劳动对象是实践客体统,劳动者是实践主体统,劳动工具是实践中统,生产力是实践统的整体功能。

The hardest work was assigned to the strongest laborers.

最繁重作分配给最强壮。

Laborers were trained to handle 50-ton compactors and giant cranes.

人们接受操作五十吨压土机和巨型起重机训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

在中国长治，一人在煤渣垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

动对象是实践客系统,动者是实践系统,动具是实践中介系统,生产力是实践系统整功能。

The hardest work was assigned to the strongest laborers.

最繁重的作分配给最强壮的劳。

Laborers were trained to handle 50-ton compactors and giant cranes.

们接受操作五十吨压土机和巨型起重机的训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

中国，煤渣垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

劳动对象是实践客体子系统,劳动者是实践主体子系统,劳动具是实践中介子系统,生产力是实践系统的整体功能。

The hardest work was assigned to the strongest laborers.

最繁的工作分配给最强壮的工。

Laborers were trained to handle 50-ton compactors and giant cranes.

工人们接受操作五十吨压土机和巨机的训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

在中国长治，一工人在煤渣垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

象是实践客体子系统,者是实践主体子系统,工具是实践中介子系统,生产力是实践系统的整体功能。

The hardest work was assigned to the strongest laborers.

最繁重的工作分配给最强壮的劳工。

Laborers were trained to handle 50-ton compactors and giant cranes.

工人们接受操作五十吨压土型起重的训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

在中国长治，一工人在煤渣垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

劳动对践客体子系统,劳动者践主体子系统,劳动工具践中介子系统,生产力践系统的整体功能。

The hardest work was assigned to the strongest laborers.

最繁重的工作分配给最强壮的劳工。

Laborers were trained to handle 50-ton compactors and giant cranes.

工人们接受操作五土机和巨型起重机的训练。

A laborer takes a rest on a cinder dumpsite in Changzhi, China.

在中国长治，一工人在煤渣垃圾场酣睡。

Subject of labor is practice object subsystem, laborer is subsystem of practice main body, labor tool is practice neutretto system, productivity is the integral function that carries out a system.

劳动对象是实践系统,劳动者是实践主系统,劳动工具是实践中介系统,生产力是实践系统的整功能。