1、优化销售订单状态；2、优化夹具物料查询的托盘可用状态；3、优化工单开始按键；4、优化采购订单的采购类型，根据销售订单的供货方式和工艺确认时是否外协自动选择对应采购类型；

sf_manufacturing/views/mrp_production_addional_change.xml

@@ -441,9 +441,7 @@
                 <xpath expr="//tree//button[@name='button_start']" position="replace">
                     <field name="routing_type" invisible="True"/>
                     <button name="button_start" type="object" string="开始" class="btn-success" confirm="是否确认开始?"
-                            attrs="{'invisible': ['|', '|', '|','|', ('production_state','in', ('draft', 'done', 'cancel')),
-                    ('working_state', '=', 'blocked'), ('state', 'in', ('done','rework', 'cancel')), ('is_user_working', '!=',
-                    False), ('routing_type', '=', 'CNC加工')]}"
+                            attrs="{'invisible': [('state', '!=', 'ready')]}"
                             groups="sf_base.group_sf_mrp_user"/>
                 </xpath>
                 <xpath expr="//tree//button[@name='button_pending']" position="replace">