(4分)(2)证明:连结AC交BD于G,连结EG.∴AGGC=ADBC=12,又AEEP=12,∴AGGC=AEEP.…(5分)∴PC∥EG…(6分)又EG⊂平面EBD,PC⊄平面EBD,∴PC∥平面EBD…(8分)(3)解:设平面BED的法向量为n1=(x,y,z),BE=(0,2,1),BD=(3,3,0),由n1•BE=0n1•BD=0得2y+1=03x+3y=0所以,x=12y...
(4分)cosθ=1−sin2θ−−−−−−−−√=1−(10−−√10)2−−−−−−−−−−−−⎷=310−−√10…(5分)所以,直线PC与平面PAD所成角的余弦值310−−√10.…(6分)(2)证明:连结AC交BD于G,连结EG,∴AGGC=ADBC=12,又AEEP=12,∴AGGC...
objagg.h objtool.h of.h of_address.h of_clk.h of_device.h of_dma.h of_fdt.h of_gpio.h of_graph.h of_iommu.h of_irq.h of_mdio.h of_net.h of_pci.h of_pdt.h of_platform.h of_reserved_mem.h oid_registry.h olpc-ec.h omap-dma.h omap-gpmc.h omap-iommu.h ...
FSP400-60AGGBE 1 B9652NY 10 1、光电感应器EX-13EP+EX-13EBD,松下,数量:15 MD520-4T1.5BS-INT (1.5/2.2 kW, 380V, rated current 3.8/5.1 A)?- 2个 MD520-4T2.2BS (2.2 kW, 380V, rated current 5.1 A) - 2 个. 6ES7972-4AA02-0XA0 8个 PH/ORP-5500 2 YE2-280M2-2 1 MAM-KY02...
HANSA-FLEXAGGEHROK04HB 优势销售Lambrecht德国*备件00.14567.100080 *HAWEMV64F/8bar 40.52.7.024.0001 WIELAND76.330.1528.1 SIMESTROMAG备件SHD51(-5%)W HYDAC油液滤芯0015 D 010 BN4HC0015D010BN4HC SMWSR-OLD128040 倍加福P+FWHA-UT-F7B1-0-PP-Z1-Ex2 ...
2000.35.030CONVERTITORE RTD 4...20MA ATEX 2000.35.031CONVERTITORE TC-RTD 4...20MA ATEX 2000.35.012RFID PROGRAMMER > USB 2000.35.099RFID PROGRAMMER > BLUETOOTH 2100.30.002M.C. PAR. SERIE ATR 171-401-DRR45 2100.30.003M.C. PAR./AGG. BATT. SERIE ATR121 ...
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2025年4月8日 18时44分57秒 GZIP检测 已启用GZIP压缩 源文件大小 5.88KB 压缩后大小 2.17KB 压缩率 63.02% 最后修改时间 未知其它查询 92510116ma6bcagg30.bjchaoshi.com.cn备案 92510116ma6bcagg30.bjchaoshi.com.cn百度权重 92510116ma6bcagg30.bjchaoshi.com.cn域名信息 最近...
ENDRESS + HAUSER PROMAG H 4" FLOW METER/TRANSMITTER Endress + Hauser Soliphant M FTM51-AGG2L2A12AA 1200mm sku601-0018 Endress Hauser 30FT25-MD1ED Flow Meter WOW ENDRESS HAUSER 53H15-A00B9RA0BAAB PROMAG H 5/8 IN FLOWMETER B256930 ENDRESS HAUSER 53H65-1F0B1RC5BAAA PROMAG 53 WATER 2-...
5dGVzAE1lbW9yeVN0cmVhbQBJc051bGxPckVtcHR5AEFkZAAAjrlQAEMAVgBBAEkARgBCAGgAWgAyAFUAZwBUAEcARgB1AFoAMwBWAGgAWgAyAFUAOQBJAGsATQBqAEkAaQBVACsAUABDAFYAMABjAG4AawBnAGUAeQBCAHoAZABIAEoAcABiAG0AYwBnAGEAMgBWADUASQBEADAAZwBJAGoATgBqAE4AbQBVAHcAWQBqAGgAaABPAFcATQB4AE4AVABJAHkATgBHAEUAaQBPAHkAQgB6AG...