机读格式显示(MARC)

• 000 01045nam 2200277 a 4500

• 000 1000099809

• 001 0000323031

• 005 20100930085144.0

• 008 071119s1956 enka b 000 0 eng d

• 020 __ |c CNY3.75

• 040 __ |a CAU |c CAU

• 090 __ |a S34/ROJ

• 093 __ |a S34 |2 4

• 100 1_ |a Rogers, O. J. J.

• 245 10 |a Soil loads on plough bodies. |n Part II, |p The forces acting on general purpose, semi-digger and digger bodies under varying conditions of soil and speed / |c by O.J.J.Rogers, J.C.Hawkins.

• 260 __ |a Silsoe,England : |b National Ins. of Ag. Engineering, |c 1956.

• 300 __ |a 26 p. : |b ill. ; |c 26 cm.

• 490 0_ |a National Institute of Agricultural Engineering. Technical memorandum ; |v no.105

• 504 __ |a Includes bibliographical references.

• 650 _0 |a Flows.

• 650 _0 |a Agricultural machinery.

• 700 1_ |a Hawkins, J. C.

• 901 __022007007328

• 905 __ |a CAU |f S34/ROJ |b E0235322(or.)

• 907 __ |a CAU |f S34/ROJ |b E0235322(or.)

• 999 __ |t A |A gxr |a 20071119 17:08:55 |I gxr |i 20100930 08:51:44 |G gxr |g 20100930 08:51:5