The basis for implementing demands for a green city is the use of, among other things,
innovative “clean” technologies. However, it is mostly and directly connected to the …

The tram No. 3 turnout fixed frog uses a variation in the depth of the flange groove so that the
wheel rolls over the frog area in a continuous flange bearing. This method of travelling over …

Trains passing through the turnout experience high-frequency impacts and complex contact
behaviour, increasing the likelihood of accidents. To reduce the probability of derailment, the …

In recent years there is has been a need to reduce traffic congestion with the objective of
contributing to the reduction of CO 2 emissions or air pollution. This argument could be seen …

Over the past three decades, China has experienced phenomenal economic growth,
infrastructure expansion and societal change. These significant changes have resulted in …

Kết quả quan trắc chất lượng không khí ven đường tại Tp. HCM trong 2 năm 2017–2018,
cho thấy, nồng độ bụi PM10 trung bình ngày nằm trong ngưỡng 25–133 μg/m3 với 2017 …

The basis for implementing demands for a green city is the use of, among other things,
innovative" clean" technologies. However, it is mostly and directly connected to the …

Transportation is one the most important pillars of economic growth and development.
However, due to geographical and economical conditions, flexibility of road transportation …

La reparación in-situ de los carriles de tranvía mediante soldeo por arco eléctrico es un
proceso ampliamente extendido que se utilizar para incrementar la vida útil en servicio de …