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1999, vol.11, no.2

1999, vol.11, no.3

1999, vol.11, no.4

题名	作者	出版年	年卷期
Leading change: the biggest challenge for today's leaders	Dutch Holand	1999	1999, vol.11, no.2
Proper installation of control valves	William Fitzgerald	1999	1999, vol.11, no.2
Selection & sizing of severe service control valves in heavy oil upgrading	Gil Hurtubise; Paul Hagar	1999	1999, vol.11, no.2
The water and wastewater market: it just keeps rolling along	Tom Decker	1999	1999, vol.11, no.2